New recruits have been undergoing training in recent weeks.最近幾周，新兵正在接受訓練。This powerful drug is used to tranquilize patients undergoing surgery.這種強效藥劑被用來麻醉手術病人。The runway of this airport is undergoing expansion to accommo...
Proctitis is common in patients undergoing pelvic radiation therapy.直腸炎常見于骨盆放射治療的病人.This new plane is undergoing safety tests.這架新型飛機正在接受安全試驗。New recruits have been undergoing training in recent weeks.最近幾周，新兵正在接受訓練。In 21 ...