about
英[əˈbaʊt]美[əˈbaʊt]
prep.
关于; 大约; 在…周围
adv.
大约; 在附近; 在四周; 几乎
adj.
在附近的; 四处走动的; 在起作用的; 在流行中的
1
The train was about to leave and I was not even on the platform.
火车就快开了,可我还没到站台。
2
My father was unable to talk about the war, it was so frightful.
我父亲没法谈论那场战争,那太可怕了。