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- The dual key would prove to be a frustrating impediment to protecting the Bosnians, but it marked another step in the long, tortuous process of moving Europe and the UN to a more aggressive posture. 双钥体制将被证明是对保护波斯尼亚人的一个阻碍，但它标志着在推动欧洲和联合国采取更积极态度的漫长而又艰辛的过程中又前进了一步。
- The road opened out into a dual carriageway. 这条路已扩展成了复式车行道。
- You may leave your key at the reception desk. 你可以把钥匙留在服务台。
- He put the key in the lock and turned it. 他把钥匙插入锁里转动。
- I have mislaid my key to the door. 我不知道把门钥匙放到哪里了。
- He's locked in and nobody knows where the key is. 他被锁在房间里，没有人知道钥匙在什么地方。
- Reading is the key to the treasure house of ideas. 读书是打开知识宝库的钥匙。
- I looked everywhere for my lost key. 我到处寻找我丢失的钥匙。
- She inserted the key into the lock. 她把钥匙插入锁中。
- The key turned halfway and then jammed. 钥匙转了一半就卡住了。
- His dual role as a composer and a conductor made him very busy. 他作曲家和指挥家的双重身份使他非常繁忙。
- The key to the whole affair was his jealousy. 整个事情的症结是因为他忌妒。
- At that point, the road opens out and becomes a dual carriageway. 公路在那个地方变宽了，变成了双车道。
- Do you know the key to the problem? 你知道这道题的答案吗？
- Your scatty son has forgotten his key again. 你那儿子丢三落四又把钥匙给忘了。
- I dropped my key somewhere about here. 我把钥匙掉在这附近某个地方了。
- I dropped the key somewhere about here. 我把钥匙掉在这儿附近了。
- He dived into his pocket for his key. 他把手伸进衣袋里找钥匙。
- He gave me a duplicate key of his house. 他给了我另配了一套他房子的钥匙。
- As he picked up the envelope, a key dropped out. 他拣起信封时，一把钥匙掉了出来。
