长时间

The time for the treatment of the origin of disease is the same longer as the time for the self-duplication of the adult stem cells and their generation of healthy cells through differentiation at different levels.

治本时所需的较长时间与成体干细胞自我复制及其产生健康的各级分化细胞所需的较长时间是一致的。Li/TK细胞3d，即可将其杀死。

Normally a $ 150 bn cushion would be enough to last for a year or more.

通常,1500亿美元的缓冲资金足以维持半年或更长时间.

I waited a long time until a script came along that I thought was genuinely funny.

我等了很长时间，直到出现了一个我认为真正逗趣的剧本。

How long will the substance take to salt out?

这种物质需要多长时间来盐析?

It's ages since I've seen her so it'll be nice to meet her in town on Thursday.

自上次见她以来已很长时间了，非常高兴周四会在城里见到她。

It was quite some time before they break through the enemy's blockade.

他们花了好长时间才冲破敌人的封锁线.

After a long period of rain the river may overflow its banks.

长时间的下雨天后,河水可能溢出岸来.

You only need a very small blob of glue, so one tube lasts for ages.

每次只需一点点胶水而已，因此一管可以用很长时间。

Though the optical soliton time jitter is in direct proportion to the running time, but through the long time sampling, the variance of the measure result is a constant, which shows the project is feasible.

尽管光孤子到达时间的抖动正比于它的运行时间，但经过较长时间的测量，测量结果的方差可以保持为一常数，说明这个方案是可行的。

He lay awake watching her for a long time.

他睁着眼躺在那里看她看了很长时间。

Into the patent is not a long time, but also pay the regular annual fee.

长时间得不到转化的专利, 还要定期的缴纳年费.

It's strange that the bus has been delayed so long.

真奇怪,汽车竟耽误这么长时间.

Long-term potentiation ( LTP) is a persistent enhancement of excitatory synaptic transmission induced by some kinds of preceding operations of high-frequency stimulation ( HFS).

长时程增强（long-term potentiation，LTP）是一种由强直刺激作用于兴奋性突触传递通路所诱发的突触传递效率长时间增强的现象。

They had to endure a long wait before the case came to trial.

在此案审理前他们只得忍受长时间的等待。

After a long time studying flied, the stable and dependable screw powder delivery device is developed.

本文作者就此进行了长时间的设计研究, 设计出送粉稳定可靠的螺旋送粉器.

I'd like to know the reason why you're so late.

我想知道你为什么迟到那么长时间。

However, longer Internet and television use before bedtime did not correlate with less actual sleep.

然而, 睡前长时间上网或看电视时间与实际睡眠较少并不相关.

Young children have a limited attention span and can't concentrate on one activity for very long.

小孩子的注意力持续时间十分有限，不能长时间地专注于一个活动。

I've heard that lawsuits take a long time. Is that true with malpractice cases?

、听说法律诉讼一般都拖延很长时间, 医疗过失的诉讼的也需要很长时间才能解决 么 ?

a long search for the murder weapon

长时间搜寻杀人凶器

Research shows short, frequent sessions are generally more effective than longer, infrequent inattention.

研究表明短时间 、 高频率的学习方式比长时间低频率的学习方式更有效.

After a long drill, the commander told his men to fall out.

在操练了很长时间以后, 指挥官命令士兵们解散.

Others were kept naked and cold for long periods, denied food, shackled for prolonged periods or had their family threatened.

有些被拘留者被脱光衣服，让他们长时间受冻，不给他们食物；有的长时间被手铐烤着；有些人的家人受到威胁。

How often is there a leap year?

隔多长时间有一次闰年?

An indiscreet remark triggered off a long and costly strike.

一次轻率的讲话导致长时间、代价高昂的罢工.

She hesitated a long time and then she said "Yes".

她犹豫了很长时间，然后才说“行”。

Forced to wait, Mantis entered awesome state of mind.

长时间被迫的静候, 使得螳螂出了神,进入到一个非凡的境界.

Profit and dividend growth looks like being above average for the foreseeable future.

利润和红利的增长看上去会在较长时间内维持在平均水平之上。

The bottom of the bucket has worn through after all this time.

经过这么长时间,这只桶的底部终于磨穿了.

A longer commute may be more palatable if you can telecommute some of the time.

如果你可以时不时在家里远程办公的话,长时间的工作时间也许对你来说是更好的选择.