乘以三；使增加到三倍。
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乘以三；使增加到三倍。；乘以三；使增加到三倍。
To multiply something by three; to triple it.
If you multiply the recipe by three, you will have enough for the party.
如果你把食谱乘以三,就足够派对的量了。
乘以三；使增加到三倍。
To multiply something by three; to triple it.
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