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.
在罷工期間，代表采訪、廣告及文書員工的報業(yè)工會雖然曾設(shè)法查核會員人數(shù)，可是確切人數(shù)要數(shù)周后才能知道[O*XpKa(V~hs+w。
2. encouraged sb to do sth 鼓勵某人做某事
例句：He encouraged us to study and practise more.
他鼓勵大家多多力，積極主動，并多進(jìn)行一些實習(xí)實踐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.
對于其余的學(xué)生，大學(xué)了不起是個社交中心，或是個消磨時光的地方MPNmL%~p=ru)gk,UP(。
4. qiut doing sth 放棄做某事
例句：Get down to the brass tacks,and quit talking round the subject.
談實質(zhì)問題吧,別兜圈子了nL_Wo9^9T|*r.Gw.lN。