You will fail unless you work hard.

如果你不积极工作, 就会失败。

This baby seldom cries unless he is tired.

个婴儿在疲倦时很少哭。

I shall go there tomorrow unless I'm too busy.

如果我不太忙，明天将到那儿去。

Let's have dinner out — unless you are too tired.

咱们出去饭吧——你太累了。

They face certain death unless they can be rescued today.

他们今天获救, 否则必死无疑。

Unless you go at once you will be late.

如果你不马上走，就会迟到。

Unless controlled the quality of musical file from fountainhead, otherwise inextricability.

源头上控制了音乐文件质量，否则无法解决。

The firm will head toward bankruptcy unless a new manager is elected.

如果再不选出新经理,个公司就会破产。

Unless a miracle happened, I would be homeless in January, foodless, jobless.

有奇迹出现，否则在明年一月我将无家可归，没有，没有工作。

None is of freedom or of life deserving unless headily conquers in anew.

Erasmus 只有每天再度战胜生活并夺取自由人，才能配享受生活和自由。

There's no use in manufacturing an item unless you can merchandise it.

能够销售得出, 否则生产产品就没有价值。

"Unless we get more finance, we'll have to close the branch offices."

"如果得不到更多资金,我们就不得不关闭所有分支办事处。"

The writing is on the wall for the club unless they can find ￡20 000.

家俱乐部就要大难临头了， 他们能筹到2万英镑。

The company is on the ropes; unless the bank extends their loan, they’re finished.

家公司面临倒闭，如果银行不延长他们贷款期限，他们就完了。

The kidnappers had threatened to behead all four unless their jailed comrades were released.

帮匪们曾经威胁说如果印度方面不释放他们同伙，他们就要将四名人质全部斩首。

Southerners restain threatened to leave the Ujjain at least Union unless southern rights were pretectedprotected.

而南方人则以国家中独立相要挟，继续保留南方人特权。

They wouldn't ask for help unless it were a matter of life and death.

是生死攸关事情, 否则他们不会请求别人帮助。

Unless we spread our net a bit wider, this company will never get enough business.

如果我们不扩大公司业务范围，业务量就不够。

The colour will not be evenly fixed unless the cloth is first properly wetted out.

如果不把布用水浸透,那么就不会均匀地着色。

Unless you're an avid spelunker, or a troglodyte, the answer is probably not too often.

你是一名洞穴探索爱好者或者一名穴居人。