drive home 打(钉子等)敲进去
be eager for sth. 渴求某事物
eat up 使沉迷于;使纠缠于
to the effect that 大意是说
engage in 从事于,参加
enter for 报名参加(比赛)
be envious of 羡慕(或忌妒)
feel envy at 对…感到妒忌(或羡慕)
be essential to 对…不可缺少
in the event that 如果,万一的
excuse sb. for sth. 原谅某人做了某事
excuse oneself from 借口推托;婉言拒绝
fall back 后退,退却
fall off 下降,跌落,减少
fall to doing 着手(做)…;开始…
be familiar with 对…熟悉
be familiar to 为…所熟悉
far and wide 四面八方
be favourable to 赞成…
for fear that 以免;生怕,唯恐
be fed up with 对…感到厌烦,腻了
feed in 输入,进(料)
feel about 摸索,暗中摸索
feel one's way 摸索着走(干),试探
figure for 谋取,企图获取
on file 存档
fix in with 适合,符合;适应
fix up 治愈(病人);安顿
fool around 闲荡,浪费时间