偶然 的英文翻译

by accident

by chance

contingency

hap

haphazard

incidentally

偶然 的中文句子和英文句子

激光器使偶然的混杂频率的电磁辐射，变为一个或更多的高度强化和连续的紫外线、可见光或红外线辐射的分离频率仪器中的一种

Any of several devices that convert incident electromagnetic radiation of mixed frequencies to one or more discrete frequencies of highly amplified and coherent ultraviolet, visible, or infrared radiation.


我偶然发现在书架後面有一本满是灰尘的旧书.

My eye alighted on a dusty old book at the back of the shelf.


模态逻辑命题的限制条件，建立在其内容的肯定或否定其可能性，不可能性，偶然性或必然性基础之上

The classification of propositions on the basis of whether they assert or deny the possibility, impossibility, contingency, or necessity of their content.


偶然的相遇使两位老朋友重新聚首。

A chance meeting brought the two old friends together again.


他偶然发现了这幅画。

He discovered the painting perchance.


一个偶然坐车的旅客使这辆大车免遭了一场大祸。

A passenger perchance ride on the wagon prevent a fatal accident.


我们的相遇是很偶然的。

Our meeting was quite accidental.


各种情况的偶然巧合导致了这件事的发生。

An unusual conjunction of circumstances led to the incident.


我只是偶然抽一支雪茄。

I only smoke an occasional cigar.


我偶然听到他们说，他们很不快乐。

I overheard them saying they were unhappy.