sight glass

A sight glass provides ease in checking oil level.

一视镜提供纾缓在检查油的水平.

The utility model relates to a chemical reaction vessel, in particular to a sight glass device of a high temperature resistant chemical reaction pot.

本实用新型涉及化学反应容器，尤其是一种耐高温化学反应罐的视镜装置。

Built-In Test Indicator Sight Glass

内建型显示器仪表壳玻璃

I cannot rub the strangeness from my sight I got from looking through a pane of glass I skimmed this morning from the drinking trough And held against the world of hoary grass.

我今天早上从饮水槽里捞起一大块的玻璃。透过这块东西我把这草枯霜冻的世界琢磨；我视线里是挥之不去的怪异。

Standing under a huge glass roof, Woods was a sight that startle is stayed, wide open mouth never close, stick out from the steel teeth snapped under the ground, hit his toes did not feel.

站在巨大的玻璃屋顶下，呜兹被眼前的景象骇住了，大张着的嘴巴再也合不拢，木棒也从钢牙下啪嗒掉在地上，砸到了自己的脚趾都没有感觉。