Auto-lock or auto-unlock your phone with Smart Pocket Lock application.
自动锁定或自动解锁您的手机与智能掌上锁定应用程序。
He took a small key from his pocket and slowly inserted it into the lock.
他从衣袋里掏出一把小钥匙，然后缓缓地将其插入锁孔里。
Arbitrageurs could buy the high-interest currency today, lock in a future sale at the same price and pocket the extra interest from holding the currency until the forward contract is settled.
套利者可以在今天购买高利率的货币，并以相同的价格在未来锁定售出价格，然后在远期合同到期前从持有的货币中赚得额外的利息。
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