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[化] 曳迹剂
🧩 词语组成解析
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['treisə]
n. 追踪者，描图者，（铁笔等）绘图工具;
🗣️ 情景例句
Well, Grandpa will be disappointed, too.
爷爷也会感到失望。
Never be weary of well doing.
行善莫厌烦。
It's seven thirty!
七点半了！