An HFT might, for instance, lock in a high price by submitting a large sell order to a dark pool just as the exchange price of a share begins to fall.
例如，股票的交易所价格开始下跌时，一个高频交易者可能提交一个大卖单给资金暗池从而锁定当时的高价。
When mounting a fluorescent lamp, the locking device can tightly lock the metal lamp cap of the fluorescent lamp, thus the fluorescent lamp can not loose and fall off from the lamp holder.
在装上日光灯时，这个锁紧装置能够把日光灯的金属灯头锁紧，日光灯不会从灯座中自行松动脱落。
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