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煤烟;烟灰
meaning in Chinese
soot n. black power left by smoke on surface
Related Words
煤烟
煤烟附着
煤烟灰
煤烟棕
酸性煤烟
次煤烟
煤烟污染
煤烟病
煤烟疣
煤烟室
煤压碎机
煤烟
煤烟癌
煤烟癌, 扫烟囱工人癌
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