Omphalotaxis
[医] 脐带还纳术
🗣️ 情景例句
I don't know about that.
我表示怀疑。
Altogether it will take ten days to make the trip.
完成旅行将花10天。
This is done by a great number of ring-shaped air jets on the bottom of the craft.
船底装上大量环状喷气嘴以实现这一目的。