be keen on 什么意思

Question

如题所述

Answer 1

be keen on
vt. 渴望(喜爱,爱好)

some more examples:

1: Be lost in; be keen on
耽于;沉迷;热中于

2: to be keen on gaining petty advantages
贪小便宜;占好处

3：So you must be keen on pop music.
那么你一定喜欢流行音乐了。

4：In this way we shall be keen on practising economy, instead of trying to start too many undertakings at once.
这样也就会热心于节约，而不热心于百废俱兴。

Answer 2

..热衷于..