Phase indicator
[电] 示相器
🧩 词语组成解析
indicator
['ɪndɪketɚ]
n. 指示器;[化]指示剂;指示者;
🗣️ 情景例句
If it's a good job,
假如它是个好工作
Pen and ink is wit's plough.
笔墨是才智之犁。
The geologist needs to know what rocks the drill has reached,
地质学家需要知道钻头已经到达什么样的岩层，