The trader even went short on the basis of his analysis.
这位交易者甚至根据自己的分析做空。
The trader even had a certificate to prove what he was doing was legal.
该交易商甚至有一个证书来证明他在做什么是合法的。
It is more questionable when a trader sells a stock short without even taking the trouble to borrow it or make sure it can be borrowed.
但当一个交易商在还没有确认是否用能力借到股票的情况下就出售还未到手的股票时,问题就产生了。
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