field glasses

When it comes to grand scientific gestures-and the cash that goes therewith-those who wield field glasses and butterfly nets in the name of terrestrial ecology seldom get a look in.

当涉及宏大的科学排场和这些排场涉及的金钱时，那些使用双筒望远镜和捕蝶网的地球生态学者很少有机会参与其中。

These glasses may be widely used in the field of optoelectronics.

它们可以被广泛的应用于光电子领域。

Induced by exterior field, semiconductor microcrystal doped glasses show better optic properties than glasses and crystals.

在外部电场诱导下, 半导体微晶掺杂玻璃具有与玻璃和晶体所不同的优良的光学性能.

Can you train your field glasses on the distant church tower?

你能把望远镜对向远方的教堂 吗 ?

Looking through his field-glasses, he saw the Red Guards closing from all directions.

从望远镜里, 他看到赤卫队从四边围了上来.