解释◎ 兼课 jiānkè
[do some teaching in addition to one’s main occupation;hold two or more teaching jobs concurrently] 兼职教课
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国语辞典兼任本身职务以外的教书工作。如：「他在校外还有兼课，算是大忙人。」
英语 to teach classes in addition to other duties, to hold several teaching jobs
© 汉典