Stepmotor
n. 步进电动机
🗣️ 情景例句
Breathe, Albert!
呼吸呀， Albert。
He conducted himself nobly.
他持身高尚。
The chest contained the personal belongings of a seaman, Alan Fielding.
木箱内装有水手艾伦。菲尔丁的私人财物，