exchanges
['ɪks'tʃeɪndʒs]
n.
交换( exchange的名词复数 );
交易;
（不同国家人或团体之间的）交流;
兑换;
v.
换回( exchange的第三人称单数 );
交换，替换;
进行易货贸易，作物物交换;
[金融业]（货币）交换，兑换;
例句:
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On the foreign exchanges, the US dollar is up point forty-five.
在外汇交易中，美元上涨了0.45个百分点。
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There've been some bitter exchanges between the two groups.
两组之间发生过一些激烈的争吵。
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The euro fell on the foreign exchanges yesterday.
欧元汇价昨天下跌。
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These exchanges occur chaotically, Huisman and Weissing found.
来自SA
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SEC rules give some wiggle room to local exchanges.
来自WSJ
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There have also been more cultural and academic exchanges.
来自VOA