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
They're still open?
他们现在还开着吗？
I would like you to keep is a secret.
我要你保守秘密。
In the evening I do my homework.
晚上我做作业。