砒素
释义
砷的舊名
dated
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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砷的舊名
dated
Know this word better than we do? Language is a living thing — help us keep it growing. Collaborate with Babel Free