[mass noun]the simultaneous buying and selling of securities, currency, or commodities in different markets or in derivative forms in order to take advantage of differing prices for the same asset 套购
verb
[no obj.]buy and sell assets in such a way 从事套购活动
语源
late Middle English (originally denoting the exercise of individual judgement): from French, from arbitrer 'give judgement', from Latin arbitrari (see arbitrate)The current sense dates from the late 19th cent