这位实习医生正在学习如何缝合伤口。
The ___intern is learning how to suture wounds.
战争期间,敌方士兵被关押在临时营地。
During the war, enemy soldiers were ___interned in temporary camps.
他在医院实习期间学到了很多实践经验。
He gained a lot of practical experience while ___interning at the hospital.