caisson
🇺🇸
/ˈkeɪsɑːn/
🇬🇧
/ˈkeɪsn/
noun
R
A waterproof structure used for underwater construction.
The workers built a caisson to protect the underwater construction site.
工人們建造了一個沉箱來保護水下建築工地。
translation
沉箱
詞形變化
Plural
caissons