be incumbent on
v.义不容辞,覆盖在上
难易程度:
be incumbent on为短语/超纲词汇
近义词, 同义词
1. There is no social problem it is more incumbent upon us to understand than this of the role of custom. 没有任何一个社会问题比得上风俗的作用问题更要求我们对它理解。
2. It is incumbent on you to give a father´s advice before your son leaves home. 在儿子离家之前给他一点忠告,是作父亲应尽的义务。
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