mid-15c., from Old French instructeur and directly from Medieval Latin instructor "teacher" (in classical Latin, "preparer"), agent noun from instruere (see instruct).
实用例句
1. Even the most gifted can have confidence destroyed by the wrong instructor.
即使是最有天赋的人也可能会被错误的导师摧毁自信。来自柯林斯例句
2. She ran off with an intellectually challenged ski instructor.
她和一个脑筋不太好使的滑雪教练私奔了。来自柯林斯例句
3. His sailing instructor fell overboard and drowned during a lesson.
他的航海教练在一次训练课时从船上失足跌入水中，溺水身亡。来自柯林斯例句
4. Her instructor plugged live bullets into the gun's chamber.
