Things were not looking so good for alien life in 1976, after the Viking I spacecraft landed on Mars, stretched out its robotic arm, and gathered up a fist-size pile of red dirt for chemical testing.

1976人们对于异星生命的存在感到很悲观。 当年海盗一号飞行器登录火星，用它伸出的机械臂抓起了一掊红色的火星尘土并进行了化学测试。

youdao

Results in the lighter shades of green and red show those results carried over from testing on earlier builds.

浅绿和浅红色的结果表示从较早的构建中转过来的结果。

youdao

Rather, Miller and others say, healthcare providers should treat unplanned pregnancy (or repeat pregnancy or STD testing) as a potential red flag for relationship abuse.

米勒和其他成员认为，卫生保健工作者应该将就诊女性的意外怀孕（或重复怀孕和性传染病检查）视作其可能受到伴侣虐待的危险信号。

youdao

The Conservatives claim that teaching has now become so wrapped up in the red tape of endless testing and form-filling that disillusioned teachers are leaving the profession in droves.

ECONOMIST: No issue looms larger than the state of Britain��s schools

Red Bull have already begun testing ahead of the 2009 F1 season.

BBC: Webber breaks leg in bike crash

Following approvals, Continental will receive its testing license and red license plate featuring an infinity sign to represent the car of the future.

ENGADGET: Continental gets automated vehicle approved for Nevada roads