be keen about 喜爱，对着迷
be keen on 喜爱;渴望
keep away 站开;使离开
keep back 留在后面;阻止;隐瞒
keep company with 和交往
keep down 控制;压服;缩减开支
keep from 阻止;使免于;隐瞒
keep in mind 记住
keep off 避开;不让接近
keep on 继续进行，反复地做
keep out of 躲开，置身之外
keep to 坚持;固守
keep to oneself 保守秘密，不与人来往
keep under 压制;控制
keep up 继续;坚持，维持
keep up with 跟上，不落后
kill off 消灭，杀光
kind of 有点儿，有几分
bend ones knee to 向跪下，屈服于
drop to ones knees 跪下
fall on ones knees 跪下
knock down 撞倒;击落;拆除
knock off 把敲掉;击倒;停工
knock out 敲空;击倒
know about 了解，知道的情况
know better than 很懂得
be known as 以知名;被认为是
be known for 因而众所周知
