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在城市里，洁白的雪已化为灰色的雪泥。 2.the blue of the sky paled to a light grey. 【用法】 grey 1.in the city the clean white snow had turned to grey slush.
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單一顆粒感應耦合電漿質譜技術 (single particle inductively coupled plasma mass spectrometry; 忠山機械� ...
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네이버 메일은 대한민국 대표 포털 사이트인 네이버에서 제공하는 이메일 서비스입니다. � ...
