Emergencies
n. 紧急需要；紧急事件
🗣️ 情景例句
How do you do?
你好。
Would he have seen you if you hadn't waved to him?
如果你没向他招手他会看见你吗？
Half an hour later ,she woke up and began to cry.
半小时后她醒了，哭了起来。