Siphunculus
(软体动物的)通管
🗣️ 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。
We are supposed to help each other.
我们理应彼此帮助。
Well，it depends.
噢，这得看情况。