如果你没有把他们加入到当前仓位但你在交易过程中向上移动了你的止损，这样你就可以锁定利润。

If you do not add on to a current position but your stop moves up along with your trade, then you are locking in profits.

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另一方面，如果你的交易是盈利的，你可以持有一部分仓位同时平掉足够的合约，这样即使你被止损了，你还能有少量盈利。

If, on the other hand, your trade is profitable, you can cover part of your position and liquidate enough contracts so that if you are still stopped out, you make a small profit.

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图书馆在一名匿名的损赠人的帮助下，从一位英国商人手中得到它们。

The Library acquired them from a British dealer for a "five-figure sum", with help from an anonymous donor.

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