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In one word, a gas has neither definite size nor shape.
总之，气体既没有一定大小，又没有一定形状。
youdao
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The word yuan in Chinese literally means round, after the shape of the coins.
人民币一词意思是在中国比赛后，形状的硬币。
youdao
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The word yuan in Chinese literally means round, after the shape of the coins.
人民币一词意思是在中国比赛后，形状的硬币。
youdao