無償 的释义 | Babel Free
u³⁵ ʈ͡ʂʰɑŋ³⁵释义
- without remuneration; voluntary
- free of charge; at no cost; complimentary; gratis
CEFR 等级
C2
精通
该词属于CEFR C2词汇——精通水平。
该词属于CEFR C2词汇——精通水平。
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