| English | Chinese |
| asymmetrical second division segregation | 不对称第二次分裂分离 |
| bytes per second | 字节/秒 (bps, byte/s) |
| bytes per second | 每秒字节数 (bps, byte/s) |
| centimeter-gram-second system | 厘米-克-秒制 (CGS system) |
| centimeter-gram-second units | 厘米-克-秒单位 (CGS units) |
| centimeter-gram-second units | 厘米・・克-秒单位 |
| cycles per second | 赫 (CPS, cps) |
| cycles per second CPS, cps | 赫兹由脑 |
| cycles per second | 每秒周期数 (CPS, cps) |
| first,second and third backcross | 第一次回交,第二次回交,第三次回交 |
| first,second and third generation following irradiation with X-rays | 第二代 |
| first,second and third generation following irradiation with X-rays | 第三代 |
| first,second and third generation following irradiation with X-rays | 射线照射第一代 |
| first,second and third generation of selffertilization | 自交第二代 |
| first,second and third generation of selffertilization | 自交第三代 |
| first,second and third generation of selffertilization | 自交第一代 |
| first,second and third generations of inbreeding | 近交第三代 |
| first,second and third generations of inbreeding | 交近第二代 |
| first,second and third generations of inbreeding | 近交第一代 |
| first,second and third selfing generation | 自交第二代 |
| first,second and third selfing generation | 自交第三代 |
| first,second and third selfing generation | 自交第一代 |
| first,second,third,backcross generation | B1,B2,B3第一,第二,第三回交子代 |
| germination in the second year | 次年发芽 |
| germination in the second year | 越冬发芽 |
| inches per second | 每秒英寸数 (ips) |
| intercistronic second site reversion | 顺反子间第二部位回复 |
| intracistronic second site reversion | 顺反子内第二部位回复 |
| kilobits per second | 每秒千位数 (kbps) |
| kilobits per second | 千位/每秒 (kbps) |
| kilobytes per second | 千字节 /每秒 |
| Mendel's second law | 孟德尔第二定律指分离定律 |
| meter-ton-second system | 米-吨一秒制 |
| meter-ton-second system of units | 米一吨 -秒制单位 |
| operations per second | 操作次数/秒 (ops) |
| operations per second | 每秒操作次数 (ops) |
| outlet for second corn | 次级谷物口脱粒机 |
| reaction of second order | 二次反应 |
| root of the second order | 二级根 |
| second adjacent operon | 第二贴邻操纵子 |
| second anaphase | 第二次 减数 分裂后期 |
| second and third generations following irradiation with X-rays | 第三代 |
| second and third generations following irradiation with X-rays | 第二代 |
| second and third generations following irradiation with X-rays | X 射线照射的第一代 |
| second and third self-bred generation | 第二代 |
| second and third self-bred generation | 第三代 |
| second and third self-bred generation | 自交第一代 |
| second bagging | 二次套袋指玉米育种 |
| second beater | 逐稿器第二逐稿轮 |
| second bloom | 二次开花 |
| second blooming | 第二次开花 (florescentia secunda) |
| second cause | 副因 (causa secunda) |
| second-class farm products | 次级农产品 |
| second-class hay | 次级干草 |
| second codon | 第二密码子 |
| second contact | 食既 |
| second contraction | 第二收缩 (contractio secunda) |
| second cousin | 从堂表兄妹指次近亲交配 |
| second cousin | 从表兄妹 |
| second crop | 二茬苗 |
| second crop | 第二季作 |
| second crop | 第二期作 |
| second crop | 第二茬 |
| second crop | 牧草二次收割量 |
| second-crop rice | 二茬稻 |
| second-crop rice | 中稻 |
| second-crop rice | 二季稻 |
| second-crop season | 二期作期夏播作物期 |
| second-crop season | 二季作期中稻期 |
| second-crop season | 二茬期 |
| second crop tea | 二春茶制品 |
| second crop tea leaf | 二春茶［青］ (第二次采摘的茶青) |
| second crossover | 第二次交换 |
| second cut | 再次收割 |
| second-cut file | 中细锉工具 |
| second-cut file | 中锉 |
| second-cut hay | 再生草 |
| second-cut hay | 二茬草 |
| second cutting | 再次收割 |
| second degree statistics | 次级统计学 |
| second division | 第二次分裂 (divisio secunda) |
| second division segregation | 第二次分裂分离 (segregatio divisionis secunda) |
| second division spindle | 第二分裂纺锤体 |
| second dressing | 第二次清选 |
| second dressing | 第二次清理 |
| second dressing | 第二次追肥 |
| second dusting | 第二次喷粉防治病虫害 |
| second elimination | 第二次淘汰 (eliminatio secunda) |
| second fallow | 第二次休闲 |
| second filial generation | F₂子二代 |
| second filial generation | 子二代 |
| second flowering | 第二次开花 (florescentia secunda) |
| second flush | 再生新芽 |
| second flush | 再生新条 |
| second fruit | 秋果 (fructus secundus) |
| second fruit | 第二次果 |
| second gear | 二号齿轮 |
| second generation | 第二代 (generatio secunda) |
| second-generation instrument | 第二代仪器 |
| second generation of induction | 第二代 |
| second generation of induction | 诱变第一代 |
| second generation of vegetative propagation | 营养生殖第二代 |
| second grade | 二级品 |
| second grade | 二等 |
| second grade rice | 二等米 |
| second-grade seed quality | 二级种子质量 |
| second green revolution | ［第］二次绿色草命 |
| second growth | 二次枝 |
| second growth | 第二次生长 |
| second growth | 后生树 |
| second growth in potato | 马铃薯二季栽培 |
| second growth in potato | 马铃薯第二次生长 |
| second growth season | 第二生长季 |
| second heads | 大碎米 |
| second intermediate host | 第二中间宿主 |
| second internode | 第二节间 (internodus secundus) |
| second intumescence | 再度膨胀 (intumescentia secunda) |
| second isolation | 再度隔离 |
| second mating | 再度交配 |
| second maturation division | 第二成熟分裂 (divisio maturationis secunda) |
| second meiotic division | 第二成熟分裂 (divisio maturationis secunda) |
| second messenger molecule | 第二信使分子 |
| second messenger system | 第二信使系统 |
| second metaphase | 第二［分裂］中期 (M II, metaphasis secunda) |
| second mistus | 第二次［牧草］混播 |
| second order | 二次 |
| second order | 二级 |
| second-order interaction | 二级连应 |
| second-order reaction | 二次反应 |
| second order segregant | 次级分离子 |
| second order stalk | 二级茎指甘蔗 |
| second outlet | 第二出口 |
| second picking | 第二次采收棉花 |
| second picking | 第二次采摘指茶 |
| second ploughing | 重耕 |
| second ploughing | 再耕 |
| second plowing | 重耕 |
| second plowing | 再耕 |
| second plucking tea | 二春茶第二次采摘的 |
| second polar body | 第二极体 (corpus polaris secundus) |
| second polar nucleus | 第二极核 |
| second pollen nucleus | 第二花粉核 |
| second polocyte | 第二极体细胞 (polocyta secunda) |
| second principal component | 第二主组成部分 |
| second pudding | 稻田第二次灌水耕耙秒地 |
| second purple light | 第二紫霞 |
| second purple light | 第二紫色线 |
| second quality | 二级品质 |
| second randomized block | 第二随机区组 |
| second replication | 第二重复 |
| second scion | 第二接穗 (surculus insitus secundus) |
| second scutching | 再梳指麻 |
| second scutching | 重梳 |
| second season crop | 秋果采收 |
| second season crop | 二茬苗 |
| second season crop | 二季栽培 |
| second season crop | 二茬栽培 |
| second season crop | 二期作 |
| second signal system | 第二信号系统 (systema signalis secunda) |
| second-site mutation | 第二部位突变 |
| second site reversion | 第二部位回复突变 |
| second spermatocyte | 次级精母细胞 (spermatocyta secunda) |
| second stomach | 网胃 |
| second stomach | 蜂巢胃 |
| second stomach | 第二胃 |
| second story | 第一层楼面 |
| second story | 第二层楼 |
| second varietal purity | 二级品种纯度 (puritas varietalis secundus) |
| second-year population | 第二年群体 |
| the first,second and third parental generation | 亲本三代 |
| the first,second and third parental generation | 亲本二代 |
| the first,second and third parental generation | 亲本一代 |