by the time

By the time we had to sell, prices had fallen catastrophically.

等到我们不得不出手的时候，价格已经崩盘了。

《柯林斯高阶英汉双解学习词典》

By the time the fire-brigade arrived the fire had burnt ( itself ) out.

消防队赶到时火已经熄灭了.

《简明英汉词典》

By the time I arrived on the scene, it was all over.

我来到现场时，一切都已结束。

《牛津高阶英汉双解词典》

For each fourth order parabolic equations, the mixed discontinuous space-time finite element scheme is constructed by lowering the order of the equation by mixed finite element. And the equation is discretized by space-time finite element method, continuous in space but discontinuous in time.

对每个方程构造了混合时间间断时空有限元格式，利用混合有限元方法将高阶方程降阶，利用空间连续而时间允许间断的时空有限元方法离散方程。

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By the time I get home, I'm too tired to do anything active

我到家时累得无法动弹。

柯林斯高阶英汉双解学习词典

By the time firefighters were called the house was well ablaze.

消防队员接到火警电话时,房子已是一片火海.

《简明英汉词典》

By the time he died, he was a millionaire.

到他去世的时候，他已经是一位百万富翁了。

《柯林斯高阶英汉双解学习词典》

By the time you get there the meeting will be over.

等你到了那里的时候，会议就该结束了。

《牛津高阶英汉双解词典》

He had left by the time we reached home.

当我们到家的时候他已经走了.

《简明英汉词典》

It was too late by the time he got to the authorities.

待他和当局取得联系时为时已晚.

《简明英汉词典》

By the time he'd fixed the leak, I was into him for$ 500.

他补好漏洞时，我就该付给他500元。

《牛津高阶英汉双解词典》

By the time we got back from dinner, Nona was already in bed.

我们吃完饭回来时，诺娜已经睡下了。

《柯林斯高阶英汉双解学习词典》

She was tired and out of sorts by the time she arrived home.

她回到家里，又累又烦。

《牛津高阶英汉双解词典》

By the time the messenger reached him, the damage had been done.

送信人赶到他那儿时, 损失已经造成了.

《简明英汉词典》

By the time we had made landfall the boat looked ten years older!

等到我们登陆时，这艘船看似已老了10年！

《柯林斯高阶英汉双解学习词典》

It was dark by the time she got home.

她回到家时天已经黑了。

《柯林斯高阶英汉双解学习词典》

Her singing career was all washed up by the time she was 27.

她到27岁时歌唱生涯就告终了。

《牛津高阶英汉双解词典》

By the time we arrived, someone had grabbed all the good seats.

我们到达时，所有的好位子都给人占了。

《牛津高阶英汉双解词典》

By the time he's twenty he'll know everyone worth knowing in Washington.

到20岁时，他就会认识华盛顿所有值得认识的人。

《柯林斯高阶英汉双解学习词典》

Denise hopes to be back at work by the time her daughter is one

丹尼丝希望等女儿满周岁就回去工作。

柯林斯高阶英汉双解学习词典

The sterilizing time includes thermal death time and heat penetrate time, the thermal death time was determined by the characteristics of the microbe, the heat penetrate time was related to the heat and mass transfer.

灭菌时间包括热死亡时间和热穿透时间，热死亡时间由微生物本身的特性决定，热穿透时间与该过程中的热量质量传递有关。

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By the time this gets into print, they'll already have left the country.

这篇东西发表的时候，他们将已经离开这个国家了。

《牛津高阶英汉双解词典》

The storms had abated by the time they rounded Cape Horn.

他们绕过合恩角时，暴风雨已经减弱。

《柯林斯高阶英汉双解学习词典》

The paper introduces function of delay time in radio fuse and gives a few methods that how to determine delay time of radio fuse. The optimum method determining delay time is given by calculating delay time of radio fuse.

简要介绍了无线电引信延迟时间的作用，提出了几种确定延迟时间的方法，通过对无线电引信延迟时间的计算，得出确定最佳延迟时间的方法。

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She had slipped into a coma by the time she reached hospital.

到医院时，她已陷入昏迷。

《柯林斯高阶英汉双解学习词典》

She was already a famous model and pin-up by the time she made her film debut.

步入影坛时，她已是名模和海报女郎了。

《柯林斯高阶英汉双解学习词典》

This paper gives the concept of asynchronous z-transform, by use of which the arbitary time-shift theorem is deduced for discrete-time systems with non-integral time-shifts, and a rational time-shift theorem is given.

本文提出了异步z-变换的概念，由此研究了具有非整时移离散序列任意时移定理，给出显式的有理时移定理。

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Scott was obviously inebriated by the time the dessert was served.

到了上甜点的时候，斯科特显然已经喝醉了。

《柯林斯高阶英汉双解学习词典》

The confirmation time break is a very important parameter among acquired different kind of data by seismograph, the time differential value between confirmation time break and clock time break describes the synchronism of total system, being an important basis of appreciation of seismic data quality.

在地震仪器采集的各种数据中，验证时断信号是一个非常重要的参数，它与钟时断信号的时差的量值描述了整个采集系统的同步性，是地震记录质量评价的一个重要依据。

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You were a total failure if you hadn't married by the time you were about twenty-three.

如果到了23岁左右还没结婚，你就是个彻底的失败者。

《柯林斯高阶英汉双解学习词典》