1.be known for 知道
例句：Although the Newspaper Guild. which represents news, advertising and clerical workers, has tried to keep tabs on its members during the strike, the exact numbers may not be known for several weeks.
在罢工期间，代表采访、广告及文书员工的报业工会虽然曾设法查核会员人数，可是确切人数要数周后才能知道[O*XpKa(V~hs+w。
2. encouraged sb to do sth 鼓励某人做某事
例句：He encouraged us to study and practise more.
他鼓励大家多多力，积极主动，并多进行一些实习实践ZN)VR-PTGw|*n~ou。
3. at best 最好的
例句：For the rest students, college is at best a social center or aging vat.
对于其余的学生，大学了不起是个社交中心，或是个消磨时光的地方MPNmL%~p=ru)gk,UP(。
4. qiut doing sth 放弃做某事
例句：Get down to the brass tacks,and quit talking round the subject.
谈实质问题吧,别兜圈子了nL_Wo9^9T|*r.Gw.lN。