機械功 的释义 | Babel Free
t͡ɕi⁵⁵ ɕi̯ɛ⁵¹ kʊŋ⁵⁵释义
力对物体作用的空间的累积的物理量。
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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