您要查找的是不是：
- manual simplex system 手工单工系统
- Is an oil pipeline a simplex system, a half-duplex system, a full-duplex system. or none of the above? 用油管作比喻：油可以向这个方向流，也可以向相反方向流，但不可能同时向两个方向流。
- Making small models requires manual skill. 制作小模型要手巧。
- Work done by machines has replaced manual labour. 机器生产已经代替了手工劳作。
- I suppose you also have a caste system in your society. 我想你们的社会里也有一种等级制度。
- Having seen the manual, he pick the extinguisher. 看完了说明书，他拿起了灭火器。
- The right to dissent is part of our political system. 有持异议的权利是我们政治体制的组成部分。
- This manual is full of useful tips. 这本小册子里有很多实用的小建议。
- Do you know how to log in to the system? 你知道怎么登录进入这个系统吗？
- Public opinion was against the old feudal system. 公众舆论反对旧的封建制度。
- The system works on the principle that heat rises. 该项装置是按照热力上升的原理运转的。
- We should not look down on manual labor. 我们不应该轻视体力劳动。
- The drainage system has been aged. 排水系统已经老化了。
- They called for a radical reform of our tax system. 他们要求对税收制度进行根本改革。
- This is a highly efficient new heating system. 这是个高效的新取暖系统。
- He's mute on the subject of social system. 他对社会制度的问题保持沉默。
- He's as tender as a chicken and not up to hard manual work. 他吃不了苦，胜任不了艰苦的体力劳动。
- He said he used this system in the year dot. 他说他很久以前用过这个系统。
- Our manager is conversant with account system. 我们的经理精通会计制度。
- The system can translate English into Chinese. 这个系统能将英语译为汉语。
