The brasses need to be cleaned.
这些黄铜器要擦一擦.
辞典例句
There are the usual strings, woodwinds, brasses and percussions of western orchestra.
有西洋管弦乐队常见的弦乐器, 木管和铜管乐器, 还有打击乐器.
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She set the brasses jingling as she raised herself briskly, an elbow on the pillow.
她用一只胳膊肘支在枕头上,敏捷地坐起来时,震得黄铜环叮零当啷响.
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