claustrophobia

His claustrophobia prevents him from ever using small elevators in tall buildings.

(Chinese) 他的幽闭恐惧症使他从不使用高层建筑里的小电梯。

The deep-sea divers had to be tested for claustrophobia before starting their training.

(Chinese) 深海潜水员在开始训练前必须接受幽闭恐惧症测试。