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- 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。
- The orient has been playing an active role in the world economy. 亚洲一直在世界经济中发挥积极作用。
- 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。
- He is an active member of the school's stamp club. 他是学校集邮俱乐部的一名活跃会员。
- 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。
- An active volcano may explode at any time. 活火山随时都有可能爆发。
- 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。
- The drainage system has been aged. 排水系统已经老化了。
- Is it wise to engage in active sports at your age? 我这样的年纪积极参加体育活动是否明智？
- She was active as a left-winger in the party. 她是党内积极的左翼分子。
- 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。
- He was very active and rode down several horses. 他劲头很大，一连骑了好几匹马。
- This is a highly efficient new heating system. 这是个高效的新取暖系统。
- She plays an active part in local politics. 她积极参与地方政治活动。
- He's mute on the subject of social system. 他对社会制度的问题保持沉默。
- The steel market will continue to be active. 钢材市场将会继续保持活跃。
- He said he used this system in the year dot. 他说他很久以前用过这个系统。
- An active volcano may erupt at any time. 活火山随时可能喷发。
- Our manager is conversant with account system. 我们的经理精通会计制度。
