Caissons
(caisson 的复数) n. 弹药箱, 弹药车, 沉箱(水下工程用)\\n[医] 沉箱
🗣️ 情景例句
For example, did you know that 1 in 4 teenagers has tried marijuana?
比如，你是否知道4个青少年中就有1位曾经吸过大麻？
I remember the girl whose father owns a florist.
我记得那个女孩的父亲有一家珠宝店。
Excuse me. Where's the nearest post office, please?
请问，最近的邮局在哪儿？