您要查找的是不是：
- Unless you are unconfident? 除非你不相信？
- Go ahead unless you are advised to the contrary. 如果没有相反的通知,你们就干起来好了。
- Do not use unless you are testing the code! 不要使用此选项,除非是要测试代码!
- You cannot reproduce unless you are alive. 只有活着人才会繁衍后代。
- The ladder looks rather rickety; don't attempt to climb it unless you are sure you can do it with safety. 这梯子看起来不怎么牢固，除非能确保安全，否则你就不要去爬。
- Unless you apologize,I'll let you know who you are talking to. 除非你道歉，不然我要让你知道你在跟谁说话。
- Never bluff unless you are prepared to carry through. 如你没有决心干到底，就不要虚声恫吓。
- Don't leave the building unless you are instructed to do so. 请勿离开这幢大楼,除非接到通知。
- Don't show your teeth unless you are prepared to fight. 如果你不准备打架,就不要张牙舞爪。
- Penicillin by injection unless you are allergic to it. 除非你注射青霉素敏感。
- Never stamp mark a cylinder unless you are authorised to do so. 除非是受权人,你不要打钢印。
- You are not supposed to say a guy is cute unless you are gay. 除非你是同性恋,不然你是不该说一个男生可爱的。
- Age is something that doesn't matter, unless you are a cheese! 年龄其实无关紧要,除非你是一块乳酪!
- Do not make sexual advances unless you are given the mating signal. 不要跟不是你的婚姻对象的人发生性行为。
- Futures are better unless you are a great stockpicker. 除非你是股票高手，否则期货投资更好些。
- Never bluff unless you are prepared to carry through . 如你没有决心干到底，就不要虚声恫吓。
- Learn how to play guitar unless you are not good at singing. 如果你唱歌不好，那就学弹吉他吧。
- Not unless you were the last man on earth. 除非你是世界上最后一个男人。
- Stay for dinner, unless you were busy. 如果你不忙，就留下吃饭吧。
- The bank will not cash the cheque unless you are able to identify yourself. 如果你不能证明你的身份，银行就不会把支票兑成现款。
