The phototransistor was installed through holes in the top of the case, and enclosed in a brass tube that was painted black inside and out.
该光敏三极管是通过安装在洞上方的情况下，密封在一个黄铜管，这是手绘的黑色内。
| 单词 | brass tube |
| 释义 |
brass tube
英语例句库
The phototransistor was installed through holes in the top of the case, and enclosed in a brass tube that was painted black inside and out. 该光敏三极管是通过安装在洞上方的情况下，密封在一个黄铜管，这是手绘的黑色内。
原声例句
福尔摩斯探案集：新探案（上） A large table in the centre was littered with all sorts of debris, while the tall brass tube of a powerful microscope bristled up among them. 中央的一张大桌子上散落着各种碎片， 而强大显微镜的高黄铜管则竖立在其中。 |
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