钥匙

• The keys are in his possession .
  钥匙他拿着。
• On the threshold he paused a moment, feeling for his latch-key .
  他在大门口站定，摸找钥匙。
• She turned all her pockets inside out looking for her keys .
  她把衣服口袋都翻出来找她的钥匙。
• With resignation, he inserted the key and opened the trunk .
  他无可奈何地插上钥匙，打开行李箱。
• He turned the room upside-down to hunt for the lost key .
  他把屋子翻得乱七八糟，寻找遗失的钥匙。
• In crossing the bridge, she dropped the door key in the river .
  过桥的时候，她把钥匙摔进河里面。
• If you turn the envelope upside down , the key will fall out .
  你如果把信封倒过来，钥匙就会掉出。
• Knowledge is a treasure, but practice is the key to it .
  知识是一座宝库，而实践就是开启宝库的钥匙。
• I have lost my keys .
  我的钥匙丢了。
• Oh, well, lock everything you can, and keep the key .
  那好吧，把什么东西都锁起来，你自己管着钥匙吧。