一段时间

With a data acquisition equipment,it can acquire the signal data.Analyzing every signal segment with a short-time Fourier transform method,according to the amplitude-frequency characters of it,it can find the time point when shrapnel touched the target at the first time.

采用高速数据采集设备采集炮弹爆炸时刻至弹片全部穿过目标靶的一段时间内的各靶区输出信号，对该信号进行短时Fourier变换，分析各时间片段的信号幅频特性。

I have played in a three-man defence a few times in my career, but for the most part, at Manchester United and Lazio, it has been four.

在我的职业生涯里我踢过一段时间的三后卫，但在大部分时间里，在曼联和拉齐奥都是四后卫。

In view of the threat of Soviet hegemonism, over the years we formed a strategic line of defence -- a line stretching from Japan to Europe to the United States.

过去有一段时间，针对苏联霸权主义的威胁，我们搞了&一条线&的战略，就是从日本到欧洲一直到美国这样的&一条线&。

When hearing a song every time later, should login all right, the collects you automatically audition when my music box meets such cruel hear a song every time in you the song is used to hand-in-hand travel to analyse, after you had heard period of time, want to see cruel when my music box recommended what song for you

以后每次听歌时都要行登录，这样酷我音乐盒就会在你每次听歌时自动收集你的听歌习惯并进行分析，当你听过一段时间后，想看看酷我音乐盒根据分析为你推荐了哪些歌曲时，只要打开&网络曲库&窗口，在左上角点击&榜单家族&按钮即可看到一个&我的口味&列表，这个列表里的歌单就是酷我音乐盒根据你的听歌喜好智能推荐的歌单，一般会有三个以上的歌单，根据你的听歌时间和喜好不同而自动增加。

These stains may fade in time, e.g. ruthenium red. Or the stain may damage the specimen if left, for example SCHULTZE ' S SOLUTION, which dissolves cell walls and causes swelling.

这种染料经过一段时间后会褪色，如钌红；也可能会因为长时间存在而损伤标本，如 Schultze 溶液可以溶解细胞壁使细胞膨胀至死。

What is more, if there were a pandemic it would be only a matter of time before a drug-resistant mutation of the virus emerged.

更严峻的是，疫情爆发后一段时间，抗药性的突变病毒的产生也就只是时间的问题。

Using this natural remedy on a regular basis will help you get rid of the under-eye bags that have been troubling you since quite sometime.

当你下次切土豆片做饭时，只要切大小可以覆盖眼睛的两片放在冷藏室里冷藏一段时间后放在你的眼睛部位几分钟，使用这种补救方法可以解除你长时间眼袋的烦恼。

After a period of acclimatisation we can see that it is a unique business opportunity that allows us to use our spare time to gain extra income.

我们是在朋友的介绍下认识安利，经过一段时间的了解，发现安利是个独特的生意机会，让我们可利用空余时间发展，从而获得长远和稳健的收入。

Take a moment to let go of any expectations or anticipations you might for the time to come.

用一段时间来放下对接下来的时间的任何盼望和期待。

As I wasn't in Brunei for some period of time and I thought is was about time for me to devote more time to my soon-to be-born baby...

由于我在文莱没有一段时间，我认为是时候是我把更多的时间花在生孩子的问题上。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失