| Subject | English | Chinese |
| China, law | admit to study in a regular class | 随班就读 |
| scient. | an afternoon class in geography | 下午的地理课 |
| scient. | attend a class in economics | 听经济学课 |
| econ. | best in class | 同类中最佳 |
| scient. | class in this category | 把…归入这一类 |
| IT | class of language identifiable in the limit | 界限标识语言类 |
| IT | class of language identifiable in the limit | 极限可识别语言类 |
| nautic., tech. | class 4. 3 substances which, in contact water emit flammable gases | 第4.3类遇水产生可燃气体的物质 |
| gen. | class-in-itself | 自在的阶级 |
| sociol. | class-in-itself | 自在阶级 |
| weightlift. | compete in a lighter class | 降级参加比赛 |
| securit. | currency risk in equity asset class funds | 股权资产类基金中的货币风险 |
| el. | first in class | 类首 |
| gen. | I have reserved a seat in the economy-class cabin | 我已预订了一个经济舱座位 |
| gen. | If you need to make a change in flight, date or class after you purchase your ticket, please notify us as soon as possible and we will take the appropriate action | 您购票后，如果要求变更航班、日期、舱位等，请尽早通知我们，以便我们进行合理处理 |
| gen. | in a class by itself | 特好 |
| gen. | in a class by itself | 独具一格 |
| gen. | in a class by itself | 独一无二 |
| gen. | in a class by itself | 出众 |
| scient. | in a class by itself | 无与伦比 |
| gen. | in a class by oneself | 特好 |
| gen. | in a class by oneself | 独具一格 |
| gen. | in a class by oneself | 独一无二 |
| gen. | in a class by oneself | 出众 |
| scient. | in a class by oneself | 无与伦比 |
| scient. | in a class of its his own | 无与伦比 |
| scient. | in a class of its his own | 独一无二 |
| scient. | in a class on its his own | 无与伦比 |
| scient. | in a class on its his own | 独一无二 |
| ed. | in class | 在上课中 |
| ed. | in class | 在课堂上 |
| gen. | In writing, Mike is head and shoulders above the rest of the class. | 在写作方面，麦克远远超出班里的其他人。 |
| tech. | in-class training | 课堂培训 |
| proj.manag. | It is possible for the name of a property or method in a generated class to be a keyword in the target programming language | 生成的类中的属性或方法的名称可能是目标编程语言的关键字 |
| gen. | not in the same class with | M 无法和M相提并论 |
| gen. | not in the same class with | M 比不上 |
| gen. | not in the same class with | M 不能同M相比 |
| gen. | Patients receive first-class treatment in the high-tech hospital. | 病人在这所备有高科技设备的医院里得到第一流的治疗。 |
| cloth. | The development and change of the ancient Chinese costume were deeply influenced by Confucianism, especially in the upper class | 中国古代服饰的发展和变化受儒家思想影响极深，上层社会尤甚 |
| scient. | The substance in biology is categorized into phylum, class, order, family, genus and species. | 物质在生物学内分为门、纲、目、科、属、种。 |
| econ. | Unless they can give us an assurance that they will in future provide us with first class cotton seeds, we regret we shall have to go elsewhere | 除非他们保证以后供应一级棉籽，不然我们将向别处进货 |
| law | voter in the first class | 一级选举人 |
| law | voter in the second class | 二级选举人 |
| gen. | We have delicious economy class cuisine. Our in-flight menus are specially created to reflect the culinary influences of the regions to which we fly. Toothsome dessert treats are available on our menus, including our classic ice cream that never fails to delight | 我们提供美味的经济舱菜肴。机上的菜单可以反映出飞机抵达处的美食风尚。另外，我们还提供一系列的美味甜食，包括备受好评的冰激凌 |