unless的中文翻译是什么意思
unless
conj. 除非; 如果不; 除非在…的时候
unless的柯林斯释义
CONJ-SUBORD除非；若不；除非在…的时候
You use unless to introduce the only circumstances in which an event you are mentioning will not take place or in which a statement you are making is not true.
Unless you are trying to lose weight to please yourself, it's going to be tough to keep your motivation level high...
除非减肥是为了悦已，否则很难保持积极性。
We cannot understand disease unless we understand the person who has the disease...
若不了解患者我们就不能了解疾病。
unless的场景例句
We will not attack unless we are attacked; if we are attacked, we will certainly counterattack.
人不犯我,我不犯人; 人若犯我, 我必犯人.
No one could emerge from that avalanche alive, unless one believed that man could rise from the dead.
没人能从那次雪崩中活着出来, 除非相信人能死而复生.
They refused to negotiate unless three preliminary requirements were met.
如果三项先决条件得不到满足,他们就拒绝谈判.
There's no use in manufacturing an item unless you can merchandise it.
除非能够销售得出,否则生产产品就没有价值.
You'll never get anywhere in your job unless you reach up to the highest position in the firm and take steps to fulfill your aim.
除非你在公司里有望得到最高的地位并采取步骤来实现你的目标,否则你在工作中永远一事无成.