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
You may be offered coffee, and then you should immediately announce the reason for your visit.
他们会给你冲咖啡，然后你应该尽快说明来意。
The sky is not less blue because the blind man does not see it.
天不会因瞎子看不见而减其蓝色。
Don't try to get up. You shouldn't get up if you're badly hurt.
别起来。受了重伤，你不该起来的。