Eventually, exhaustion forced the unfortunate man to abandon the chase.
最终，这个不幸的人精疲力竭，只好放弃了追踪。

These unfortunate young man found an abandoned trailer park for the night.
这群不幸的年轻人发现了一个被遗弃的拖车公园适合过夜。

Fortunately, the journalist abducted last month is still alive, but we don't have other information about it.
庆幸的是，上周被绑架的记者还活着，但除此之外，我们就一无所知了。

With respect to fleet of longline fishing of our country tuna development makes an abecedarian discuss.
就我国金枪鱼延绳钓船队发展作初步的探讨。

Fortunately, we were able to avoid an accident.
我们幸而逃过了一场灾难。

Unfortunately, in the event, he was not able to attend.
但不巧的是，他未能出席。

He is fortunate to be able to pay for care.
他很幸运可以负担医护费用。

Fortunately, we've been able to convince Congress.
幸运的是，我们说服了国会。

Unfortunately, I won't be able to attend the meeting.
真可惜我不能参加这次会议。

Unfortunately, we weren't able to finish the surgery.
不幸的是我们没能完成手术

You are fortunate in being able to study here.
能在这儿学习，你们真的很幸运。

Unfortunately, his partners were crooks and absconded with the funds.
不幸的是, 他的合伙人都是些骗子, 已卷款逃之夭夭了。

But these fortunate usurpers were not by any means absolute rulers.
这种侥幸的篡夺者决不是绝对的统治者。

Unfortunately, elk absolutely love aspen trees, which meant that soon enough they were all gone.
不幸的是，驼鹿显然酷爱白杨树，很快，白杨树绝迹了。

I was dazed, but fortunately I had my helmet and flak jacket on, and they absorbed a lot of the shock wave.
我神情恍惚，幸好头盔和炮衣吸收了大部分冲击波。

More unfortunately, the woodsman who carried the cotton found that his cotton had absorbed tons of water and became so heavy that he could no longer go on carrying it.
更为不幸得是，背棉花得樵夫背上得棉花，吸饱了雨水。

Study on the arithmetic of trace gas concentration based on tunable diode absorption spectroscopy
可调谐二极管吸收光谱痕量气体浓度算法的研究

THE TUNABLE DIODE LASER ABSORPTION SPECTROSCOPY FOR GAS CONCENTRATION MEASUREMENT
利用可调谐半导体激光吸收光谱技术对气体浓度的测量

Fortunately, some people more, after going through life, until suddenly, abstruse.
有些人幸运些，历尽人生后，等到顿悟，参透玄机。

Unfortunately the super abundance of dreams is bad ground potential for nightmares.
不幸的是, 多梦的代价就是噩梦也将随之增多。

For example, these tuna that were once so abundant in the North Sea are now effectively gone.
舉例來說，在北海曾經很豐盛的鮪魚 現在已經沒了。

He unleashed a torrent of abuse againstthe unfortunate shop assistant.
他对那倒霉的店员骂不绝口。

Unfortunately, due to abuse, this site is temporarily unavailable.
不幸的是，由于滥用，该网站暂时无法使用。

Unfortunately, most of them relapse to alcohol abuse.
不幸的是，他们中的大多数人故态复萌，又纵酒了。

Another unfortunate thing happened, which brought a heap of abuse on my head.
还发生了一件不幸的事情，让我挨了一顿臭骂。