caisson
n
1 large watertight box or chamber in which men can work under water (eg when building foundations) 沉箱(工人进行水下作业, 如建底座时所乘的大潜水箱).
2 large box (usu on wheels) in which ammunition is carried 弹药箱; (通常为)弹药车.
🗣️ 情景例句
What does that mean in plain English?
你能不能用大白话解释一下?
It's such a nice change.
真实令人高兴的转变。
It was carrying some large bags of rice. Suddenly one of the bags fell off the truck.