flag down
短语
大学
打信号使停下
发音
AU
词形变化
flagged down
flagging down
flags down
三单
flags down
flagging down
现在分词
flagged down
过去式
flagged down
过去分词
释义与例句
v.
-
1.
Use a flag or similar kind of signal to get someone's attention.
拦
习语 及物Near-synonyms: hail, signal
If you want a taxi in Central London, you'll have to stand in the road and flag one down.