I think using unless with else is like speaking with double negatives.
我认为使用unless加else条件句就好像在讲双重否定。
No recording is allowed in class unless with prior consent from IFPHK.
未经本学会同意，在课程进行期间一概不得进行任何形式的录影或录音。
Employees may not apply for off-days more than two weeks in advance, unless with good reason.
员工不可申请超过两周后的休息日（特殊情况除外）。
Even though I could gratify every caprice and lay my hands on every object of desire, I would not go into rapture, unless with you in my life.
除非生命中有你，否则，即使能恣意妄为，能染指任何想要的，我也不会快乐。
With individual named projects, you will only accept our work from us and not, unless with our prior agreement, from another our subcontractor.
个别指定的项目你方只能接受我方的工作任务而不得接受其他分包商的工作任务，除非我方事先同意。
Unless with prior written request, all, photos and materials supplied and advertising film produced will be destroyed after the production of Exhibition Catalogue.
除展商书面要求外，展商所提交的一切材料和制成的广告底片将于场刊印制后毁掉。
I love Chinese doughnut more than western doughnut cause it's salty and more crispy, but then it hurts your mouth, so I seldom take it unless with hot porridge, milk or soya juice.
虽然好吃，但比较热气，所以我平时不太敢吃，偶尔吃一次，而且一般都是点热粥、牛奶、豆浆吃。
Unless you integrate your reading of graphics with the text, you may make a wrong assumption.
除非你把图表和文本结合起来看，否则你可能会得出一个错误的假设。
How can you expect to win confidence of the people unless you come to them with clean hands.
你如何能赢得人民的信任，除非你以廉洁之身和他们打交道。
Unfortunately, this explanation fails to explain the hidden locations, unless the migrations were celebrated with secret ceremonies.
遗憾的是，这种解释未能说明这些位置为何如此隐蔽，除非迁徙是通过某些秘密的仪式来庆祝的。
Merely helping a gift-giver gain access to other officials, unless done with clear intent to pressure those officials, is not corruption, the justices found.
法官们发现，除非有明确意图向那些官员施加压力，否则仅帮助送礼者与其他官员接触机会就不是腐败。
I sleep with the window open unless it's really cold.
天气若不很冷，我总开着窗户睡觉。
They stop providing the customer with a straw unless he or she asks for one.
除非顾客提出要求，否则他们不会向顾客提供吸管。
How can you expect to win confidence of the people unless you come to them with clean hands?
如果你不以廉洁之身和他们打交道，你怎么能指望赢得人们的信任呢？
It's not the changes impossible, but it won't last unless our resolutions are supported with plans for implementation.
不是说改变是不可能的，但除非我们的决心得到实施计划的支持，否则这种改变就不会持续下去。
One warning: unless you integrate your reading of graphics with the text, you may make a wrong assumption.
有一个注意事项：如果你不把图表和文本结合起来看的话，你可能会得出一个错误的假设。
Take your litter with you unless it is organic.
随身携带你的垃圾，除非它是有机垃圾。
The only thing neighbors have in common, to begin with, is proximity and unless something more develops that isn't reason enough to be best friends.
首先，邻居间唯一的共同点就是距离近，除非有进一步的发展，否则不足以成为最好的朋友。
Shopping in markets is no source of cheap purchasing unless one is able to keep pace with the apparent mental agility of the vendor.
除非你能跟上小贩异常敏捷的思维，否则在市场上购物是不可能买到便宜东西的。
He'll never pay up unless you get tough with him.
你如果不对他强硬点， 他是决不会把钱付清的。
That evening, she told her father, "You shouldn't eat with me unless you clean your hands."
那天晚上，她对父亲说：“你不洗手就不能和我一起吃饭。”
Unless you have the legs of a gazelle, wear them with heels.
除非你有羚羊腿，否则就搭配高跟鞋。
Robots must act in self-preservation, unless doing so conflicts with laws 1 or 2.
在不违反法则一或法则二的情况下，机器人必须自我保护。
I won't talk about that with Kate unless she wants.
除非她愿意，否则我不会和凯特谈论这个。
When you are in your school dining hall during lunchtime, you may feel lonely unless you can find someone to have lunch with.
当你在学校食堂吃午饭的时候，你可能会感到孤独，除非你能找到一个人一起吃午饭。
Never struggle with reinventing the wheel unless you have to.
永远不要和做白工斗争，除非你不得不去。
Unless we're in touch with our customers, our model of the world can diverge from reality.
除非我们与客户接触，否则我们的世界模型可能会偏离现实。
You don't see what time it is ever, unless you carry it with you.
你根本不知道究竟到什么时候了，除非你带着时钟。
I'm probably not going to get married unless I live with somebody for 10 or 20 years.
我很有可能不会结婚，除非我和某个人一起生活10或20年。
I'm probably not going to get married unless I live with somebody for 10 or 20 years.
我很有可能不会结婚，除非我和某个人一起生活10或20年。
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