Three-phase system
[计] 三相制
🧩 词语组成解析
three
[θri]
num. 三;三个;第三（章，页等）;
n. 三岁;三个人[东西];三，三个;
adj. 三的;三个的;
🗣️ 情景例句
Don't you feel well?
你感觉不好吗？
Save while you may, no morning sun lasts a whole day.
能节俭时就节俭，朝阳难照一整天。
There's no time! laughed Mother.Here are the twins.
“没时间了！”母亲笑着说，“双胞姐妹到了。”