conj.除非；若非
prep.除……之外
gunless───adj.《无枪侠》（电源名）
punless───双关语
runless───adj.没有得分的
sunless───adj.阳光照射不到的，阴暗的
unbless───unbless
nounless───无名词的
shunless───顺
tuneless───adj.不和谐的；不成调子的
awnless───adj.无芒的
Unless I'm mistaken, she was back at work yesterday.───除非是我记错了，她是昨天回来上班的。
's the plan—unless anything untoward happens.───计划就这么定了—除非出现异常情况。
Unless she loses some weight, she's had it.───除非她减掉一些体重，否则她就完蛋了。
The court will not issue a writ of certiorari unless at least four of the nine justices approve of it.───除非是九位大法官中的至少四位同一，否则一般不会发布调案复审令。
A deadly grey cloud will form upon the battlefield. Anyone standing in the cloud will wither and die unless able to leave it.───战场上形成一团指明的褐色云雾，任何站在其中的人都将骨肉衰退而死亡，除非及时脱身。
William is in deep water; apparently the bank has threatened to evict him unless he pays his mortgage arrears by the end of the month.───显而易见，银行威胁要驱逐他，除非他在月底前归还抵押的欠款。
You don't have to put on a suit and tie, unless you want to, but at least put on something you'd be willing to leave the house in.───你不需要穿上西服，打上领带除非你想那样，但是至少穿上一件你愿意走出屋门的衣服。
Up until this point the entire situation was almost jovial: there was no sign of danger whatsoever (unless you were a PLA soldier).───这时为止，整个形势几乎是明朗的：那儿没有危险信号，无论什麽，除非你是一名中国士兵。
It's difficult for a striker unless you get a run of games to establish yourself but none of them have done it at the top level.───如果不在比赛当中树立自己的风格，对于一个前锋来说是相当困难的，但是目前为止还没看出有谁能达到这样的顶级水准。