Reference boresight
[电] 参考准向
🧩 词语组成解析
检验火器准星校靶, 瞄准线, 视轴
🗣️ 情景例句
All work and no play makes Jack a dull boy.
只有工作没有娱乐会使人呆头呆脑。
I would like to call an eletrician to come this afternoon.
我要叫一个电器师傅今天下午来。
What about you? Where do you live?
你呢？你住在哪儿呢？