swapper
美[s'wɒppɜː] 英[s'wɒppɜː]
n. 交易者；以物易物者
例句
用作名词(n.)- The transaction main body competition behavior has the big swapper's decisiveness, young swapper's tracing ability, as well as noise high strength and so on characteristics.交易主体的竞争行为具有大交易者的决定性，中小交易者的追随性，以及噪声的高强度等特征。
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