Ployphase transformer
[电] 多相变压器
🧩 词语组成解析
🗣️ 情景例句
He is quick-witted.
他反应灵敏。
As the touchstone tries gold,so gold tries man.
试金之石可试金，正如黄金能试人。
It is impossible to make more than the wildest guess at how many they kill, but they are hungry creatures, not content with only three meals a day.
它们一年中消灭了多少昆虫，我们简直无法猜测，它们是吃不饱的动物，不满意一日三餐。