1、closer to更接近;
But we knew our guide was taking us closer to the North Korean side of the river.[qh]
但是,我们知道我们的导游正在带领我们靠近北韩边境的河流 。
2、keen on喜爱;热衷于…
He is an international leader with broad international networks, a very charismatic performer and very keen on technology.
“他是一个国际性的领导者,拥有十分迷人的表现能力,和对科技的热情” 。