Birotor
双转子(的)
🗣️ 情景例句
Very splendid. How about patent rights?
很不错。它的专利权怎么样呢？
Is your factory any different from other plastics factories?
你们工厂和其他塑胶工厂有何差别呢？
They help their parents to open their stockings, too.
他们还帮助父母打开他们的袜子。