Protodonata
原蜻蜓目
🗣️ 情景例句
We have several package tours you may choose, from ten days to three weeks in Europe.
我们有几套欧洲旅游计划选择，时间从10天到3个星期。
It seems he's weak.
看起来他好像很虚弱。
This lunch is on me today,
今天这顿饭算我请客。