一线用英文怎么说

一线的英文：
a ray of

Every cloud has a silver lining
黑暗中总有一线光明

Above were measureless spaces of giddy air, and far, faraway a line of blue sky
头上是令人头昏目眩的茫茫苍穹，只有在十分遥远的地方才有一线蓝天依稀可见。

There was a gleam of hope for a peaceful settlement.
还有一线和平解决的希望。

Line abreast
(舰队)横排成一线

erect a perpendicular
画一线与之成直角

A line drawn perpendicular to another
向一线引一垂线.

Only one telephone line in the emBassy was secure.
大使馆里只有一线电话没有被窃听

He is celebrating his first glimmer of success.
他正为看到一线成功的曙光而欢欣鼓舞。

The sights of the gun must be in alignment with the target.
枪的瞄准器必须与射击目标对准成一线。

'Basic Instinct' catapulted her to top status among Hollywood's glamour goddesses.
《本能》使她跃至一线，成功跻身好莱坞耀眼的女明星之列。

Bear in mind that the chief ray is now principal ray.
记住，此时主光线就是主点光线。

externo-lateral ray
外侧辐肋

concrete for radioactive ray shielding
放射线屏蔽用混凝土

The moon is raying across the bay.
月光照射着整个海湾。

The researches are concerned with alpha rays.
这些研究都是关于阿尔法射线的。