Alertness
[ [ə'lə:tnis] ]
出国 Abroad
n. 警戒, 机敏
✅ 同义词
📖 牛津释义
alertness
n [U].
🗣️ 情景例句
I remember when I used to be a Girl Scout.
我记得我还是一名女童子军的时候。
No. It's only a five-minute walk.
不远，只要走5分钟。
Boxing matches were very popular in England two hundred years ago.
两百年前，拳击比赛在英国非常盛行。