Four phase
[电] 四相
🧩 词语组成解析
four
[fɔr]
num. 四;四个;第四;
n. 四的;四个一组之物;
🗣️ 情景例句
and a new paint job in the schoolrooms.
和重新油漆教室。
All things are difficult before they are easy.
凡事都是先难后易。
There is a cup on the table, too.
桌子上还有一只杯子。