Early losses, both fresh, light and health-circular also called the first, second, third, fourth contact.

初亏、食既、生光和复圆又分别称为第一、第二、第三、第四接触。

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Spending hours going through the images taken since 2002, he and his colleagues found light variations that suggested v1309 was originally a contact binary star.

这位科学家花费了大量的时间来查阅望远镜自2002年起所拍摄到的图像，他与同事发现，从v1309所发出的亮光的变化上来看，它原属于相接双星。

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Which limits them to the speed of light and makes the possibility of their ever making contact pretty slim.

这限制了它们只能在光速执行旅行，这也让它们曾做出的交流尝试希望渺茫。

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The laser light dims within seconds when the plastic comes into contact with even the tiniest emission of vapour.

BBC: Plastic lasers shed light on hidden explosives

That wire can ground a contact on the circuit board behind the light that triggers a function intended to allow the door to be opened with a remote button, bypassing all its security measures.

FORBES: Defcon Lockpickers Open Card-And-Code Government Locks In Seconds

After Q catapults the Enterprise 7, 000 light years across the galaxy, the crew makes first contact with the Borg.

FORBES: Why Picard Still Kicks Ass