燕子造窝 的释义 | Babel Free
释义
燕子造窝 —— 全凭一张嘴；全仗嘴；嘴巴辛苦；空来往
CEFR 等级
B1
中级
该词属于CEFR B1词汇——中级水平。
该词属于CEFR B1词汇——中级水平。
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