Siphunculus
(软体动物的)通管
🗣️ 情景例句
Which band of College English Test have you passed?
大学英语考试过了几级？
That's a good idea.
那是一个好主意。
If there is one -- which I take leave to doubt -- then it is older people who create it, not the young themselves.
如果这个问题存在的话 -- 请允许我对此持怀疑态度 -- 那么，这个问题是由老年人而不是青年人造成的。