Pneumatic caisson
气压沉箱
🧩 词语组成解析
caisson
[['keisən, kə'su:n]]
n. 弹药箱, 弹药车, 沉箱(水下工程用)\\n[医] 沉箱
🗣️ 情景例句
They're so thoughtful.
他们真周到。
It is no use crying over spilt milk.
泼水难收。
All the bees that had been at the distant feeding place were doing a completely different dance, a wagging dance.
所有在近处点的蜜蜂在跳一种完全不同的舞蹈，一种摇摆舞。