| English | Chinese |
| A chunk of cubic zirconia is heavier than a diamond of the same size, but not as hard Moreover, cubic zirconia produces more flashes of color than a diamond | 一块立方氧化锆比相同大小的钻石更重，但不如钻石硬。此外，立方氧化钴比钻石发出更多光芒 |
| a hard case | 处境困难或可怜的人 |
| a hard case | 难治之症 |
| a hard case | 难办的事 |
| a hard case | 难对付的人 |
| a hard nut to crack | 不易解决的难题 |
| a hard nut to crack | 难解决的问题 |
| as hard as a brick | 极硬 |
| as hard as a flint | 冷酷无情 |
| as hard as a flint | 铁石心肠 |
| as hard as granite | 顽固的 |
| as hard as granite | 非常坚硬的 |
| be hard at work | inside…正在努力探索…的内幕〔内部的奥秘〕 |
| be hard at work | 正在努力工作 |
| be hard at work | 刻苦工作 |
| be hard on | 对…严厉 |
| be hard on | 接近…岁 |
| be hard on | 快将… |
| be hard on | 损伤 |
| be hard put to it | 很难 没法，难以做 |
| be hard put to it | 陷人闲境 (to + inf.) |
| be hard put to it to + inf. | 很难做 |
| be hard put to it to + inf. | 没办法做 |
| be hard to | 难以 (+ inf.) |
| be hard to | 很难 (+ inf.) |
| be hard upon | 接近…岁 |
| be hard upon | 对…严厉 |
| be hard upon | 快将… |
| be hard upon | 损伤 |
| British Hard Metal Association | 英国硬质合金制造业协会 |
| closed-hard-axis | 难轴闭合的 |
| copper is not so hard as iron is | 铜不像铁那么硬 |
| die-hard | 死硬派，的 |
| die-hard | 顽固分子，的 |
| do hard work | 干活 |
| Easter egg is a hard-boiled egg that is dyed and often decorated as part of the Easter celebration | 传统的复活节庆祝活动包括复活节彩蛋，它实际上是煮熟了并且被染色的鸡蛋 |
| file-hard | 比锉刀硬度高的 |
| file-hard | 具有淬火钢硬度的 |
| file-hard | 比锉刀还硬的 |
| half hard | 中碳的钢 |
| half-hard steel | 中碳钢 |
| hard and fast | 坚定不移的 |
| hard and fast | 固定的 |
| hard and fast | 一定不变的 |
| hard and fast | 搁浅的 |
| hard and fast | 固定不动的 |
| hard-and-fast | 一成不变的 |
| hard-and-fast | 牢固的 |
| hard-and-fast | 稳固的 |
| hard-and-fast | 坚定不移的 |
| hard-and-fast | 不许变动的 |
| hard-and-fast | 严格的 |
| hard aport! | 左满舵！ |
| hard-bed | 有岩石硬质河床的 |
| hard-bitten | 在战争中得到锻炼的 |
| hard-bitten | 顽强的 |
| hard-bitten | 强硬的 |
| hard-boiled | 煮硬的 |
| hard-boiled | 蛋煮得老的 |
| hard-boiled | 无情的 |
| hard-boiled | 切实的计划 |
| hard-boiled | 强硬的 |
| hard-boiled | 不动感情的 |
| hard-boiled | 土浆发硬的 |
| hard-boiled | 全熟的 |
| hard-boiled egg | 煮硬了的蛋 |
| hard-burned | 炽烈〔高温〕焙烧的 |
| be hard by | 附近 |
| hard by | 在…的近旁 |
| be hard by | 在近旁〔处〕 |
| hard chaparral | 浓密常绿阔叶灌丛 |
| hard-drawn | 硬抽〔拉〕的 |
| hard-drawn | 冷抽〔拉，拔〕的 |
| hard-faced | 有硬面层的 |
| hard-faced | 硬面的 |
| hard-faced | 表面〔正面〕淬火〔渗碳，硬化〕的 |
| hard facts | 铁一般的事实 |
| hard-grained | 有坚密纹理的 |
| hard-grained | 粗粒状的 |
| hard-hatted | 带安全帽的 |
| hard-land | 使硬着陆 |
| hard-liner | 主张强硬路线者 |
| hard-magnetic | 硬磁性的 |
| hard-meson | 硬介子 |
| be hard of | 难以…的 |
| hard pass | 劲传 |
| be hard pressed | 处于困境 |
| hard-rolled | 冷轧的 |
| hard row to hoe | 困难的处境 |
| hard row to hoe | 难办的事 |
| hard row to hoe | 困难费力的工作 |
| be hard set | 正在非常为难 |
| hard-shell | 顽固的 |
| hard-shell | 不妥协的 |
| hard-shell | 有硬壳的 |
| hard-shelled | 不妥协的 |
| hard-shelled | 顽固的 |
| hard-shelled | 有硬壳的 |
| hard smash | 大力扣杀 |
| hard-solder | 硬焊 |
| hard sugar | 砂糖 |
| hard-taek | 旅行饼干〔粗劣食品〕 |
| hard-taek | 硬饼干 |
| hard-to-break | 难以切断的 |
| hard-to-burn | 难燃的 |
| hard-to-cut | 难切〔凿〕的 |
| hard-to-dissolve | 难溶的 |
| hard-to-drill | 难以钻进的 |
| hard-to-dry | 难干的 |
| hard-to-get | 难以得到〔获得〕的 |
| hard-to-get | 难得的 |
| hard-to-get-at | 难够着的 |
| hard-to-get-at | 够不着的 |
| hard-to-handle | 难处理的 |
| hard-to-hit | 难以击的 |
| hard-to-machine | 难以机械〔切削〕加工的 |
| hard-to-open | 难分解的 |
| hard-to-open | 难打开的 |
| hard-top | 有硬质路面的道路 (区域) |
| hard-top | 给…铺硬质路面 |
| hard-top | 有金属顶盖的汽车 |
| hard-to-pass | 难通过〔通行〕的 |
| hard-to-reach | 难通过的 |
| hard-to-reach | 难于接近〔达到〕的 |
| hard-to-see | 难以看到〔观察〕的 |
| hard-to-settle | 不易配准 |
| hard-to-settle | 难孕 |
| hard-to-start | 难以开始〔启动〕的 |
| hard-to-use | 不好用的 |
| hard-to-use | 难用的 |
| hard-to-weld | 难〔不好〕焊接的 |
| hard-tube | 高真空电子管的 |
| hard-tube | 硬管的 |
| be hard up | 感到为难 |
| be hard up | 没有办法 |
| be hard up | 缺少钱等 |
| be hard up for | 缺少 |
| hard ware | 【计】硬件 |
| hard ware | 金属器具 |
| hard ware | 金属器真 |
| hard ware | 金属制件 |
| hard-wearing | 经穿的 |
| hard winter | 严冬 |
| hard-wired | 硬连线的 |
| hard-wired | 硬件实现的 |
| hard-won | 辛苦得来的 |
| hard-won | 来之不易的 |
| hard-working | 努力工作的 |
| hard-working | 勤劳〔快〕的 |
| hard-working | 勤 |
| have a hard job to | 做得吃力 (+ inf.) |
| have a hard time + ing | 难以做 |
| have a hard time | 很难 (+ ing) |
| hold on hard | 坚持 |
| hold on hard | 紧握 |
| International Journal of Refractory Metals and Hard Materials | 国际耐熔金属与硬质材料杂志英 |
| It always smells good. It's hard to resist | 闻着很香，很难拒绝 |
| it is hard to say | 彳艮难说 |
| it is hard to say | 难以断言 |
| it is more necessary than ever for us to work hard | 我们比以往更需努力工作 |
| It's a hard decision | 这是一个艰难的决定 |
| medium-hard | 中硬度的 |
| medium hard | 中硬的钢 |
| medium hard-drawn copper wire | 中等硬度拉制铜线 |
| nearly as hard as steel | 几乎和钢一样硬 |
| nearly so hard as steel | 几乎和钢一样硬 |
| nickel hard alloy | 铁镍耐磨合金含 Ti 4.5, Cr 1.5, Si 0.5% |
| nickel hard alloy | 含镍硬铸铁 |
| not nearly as hard as steel | 远不及钢那样硬 |
| not nearly so hard as steel | 远不及钢那样硬 |
| OK, this one has a 30 GB hard disc, 17, 000, 000 pixels and a 3-inch LCD screen | 好，这款相机有30G的硬盘，1700万像素，还有一个三英尺的显示屏 |
| quarter-hard | 半软的 |
| quarter-hard | 低硬度的3号硬度的 |
| run hard | 逼紧 |
| run hard | 赶〔追〕上 |
| sound-hard | 声学硬的 |
| The company should try hard to develop awareness of quality throughout the whole business | 公司应尽力使所有员工形成质量意识 |
| The Electronic Braking Force Distribution EBD system can realize the various control strategies according to braking in line and in turn, and raise the braking efficiency and stability of automobiles under hard braking | 汽车电子制动力分配系统在直接制动和转弯制动时，可实现不同的控制策略，具有较高的制动性能和制动稳定性 |
| the going was hard | 路很难走 |
| The grilled mutton is hard to resist | 法式烤羊肉的诱惑让人难以抵挡 |
| the hard truth of facts | 真相 |
| the hard truth of facts | 铁一般的事实 |
| the threads of the screw work hard | 这螺丝的螺纹太涩 |
| think hard | 仔细想 |
| this concept is hard for many to grasp | 这个概念许多人难理解 |
| too hard for | 对…说来太困难 |
| too hard for | 强过 |
| treated hard pressed fibre board | 〔经过〕处理的硬压纤维板 |
| try hard | 努力 |
| try hard, and you will work the nut loose | 只要使点劲,你便能把这螺母拧松 |
| untreated hard pressed fibre board | 未处理的硬压纤维板 |
| work hard for cause of socialism | 为社会主义事业努力工作 |
| Would you like your eggs hard-boiled or soft-boiled? | 你的煮蛋，要全熟的还是半熟的？ |
