Sirius is the brightest star in the sky.

The term is a composite of "LOL," which stands for "laugh out loud," and "cat," and the adorable images the word describes are an Internet phenomenon.

这个词是由LOL，即laugh out loud（大声笑），和cat两个词合成而来的。萌萌的“欢乐喵星人”图片已成为一种互联网现象。

An activity component was isolated from the culture of Streptomyces sp. by solvent extraction and column chromatography, and it was identified as antimycin A2 by structure elucidation.

从稀有放线菌7310菌株（Streptomyces sp.）的发酵菌丝中经溶媒萃取和硅胶柱层析初步分离出来一种活性成分，经结构鉴定为抑菌霉素（antimycins）的A2组份。

Its drugtesting procedures are the most stringent in the world.

其药物检测程序是世界上最严格的。

The robots are equipped with many sensors to identify conditions of the environment, cattle and food, using thermal and vision sensors that detect changes in body temperature.

这些机器人装备有许多传感器来识别环境、牛群和食物的状况，使用热传感器和视觉传感器来检测体温变化。

They were detected at depths of more than a kilometre in the sea.

它们是在海面下超过一公里深的地方被检测出来的。

He was arrested at his home in Southampton after a breath test showed he had drunk more than twice the legal limit for driving

呼吸测醉检测显示其饮酒量是法定驾车饮酒限量的两倍多，他随即在南安普顿的家中被捕。

Strict safety tests are carried out on food additives.

对食品添加剂进行了严格的安全检测。

Who will check up this machine?

谁来检测这台机器？

The surveyor will use a laptop computer to give on the spot advice.

检测员会用一台手提电脑当场给出意见。

The athlete tested positive for steroids.

这个运动员类固醇检测呈阳性。

The water is regularly tested for purity.

水的纯度定期受到检测。

One simple check would be to program a robot to check the correct course of action with a human when presented with an unusual situation.

一种很简单的检测方法是，编程设定当一个机器人遇到了不冋寻常的情况时，它要与人类确正确的行为是什么。

All donated blood is tested for HIV and other infections.

对所有捐献的血都要进行艾滋病病毒和其他传染病病毒检测。

The tests revealed a slight misalignment of the eyes.

经检测发现有轻度斜视。

In this paper, methods to detect unloading status of skips are introduced with their advantages and disadvantages.

介绍了箕斗卸载状况检测方法的原理，分析了各种方法的优点和缺点。

The National Collegiate Athletic Association introduced drug testing in the mid-1980s.

美国大学体育联合会在20世纪80年代中期开始实行药物检测。

Testing needs to be done to determine the long-term effects on humans

需要进行检测以确定其对人的长期影响。

Diesel pile driver& Safety operation rules

GB13749-1992柴油打桩机安全操作规程

He was taxed with neglecting the safety regulations.

他由于忽视安全操作规程而受到责备。

Agricultural Cabs-Environmental Air Quality-Definitions, Test Methods, and Safety Practices.

农机驾驶室。环境空气质量。定义，试验方法和安全操作规程。