threes
[θ'ri:z]
n.
三( three的名词复数 );
（表示赞扬或支持）（为…）欢呼三声;
读;
（表示答应某人的要求但是觉得某人粗鲁或无礼）没问题;
例句:
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We fanned out from the farmhouse in twos and threes.
我们三三两两从农舍散去。
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They left by twos and threes.
他们三三两两地离开.
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The students are coming into the classroom by twos and threes.
学生们正三三两两地走进教室.
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Burke made two threes including the dagger-for-the-ages swish that sent the game to OT.
来自WSJ
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The "I Threes", consisting of Judy Mowatt, Marcia Griffiths, and Marley's wife, Rita, provided backing vocals.
来自BBC
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"They say good things come in threes, so fingers crossed," he said.
来自BBC