Unmixedness
(燃料与空气在燃烧室气流中的)不混合度
🗣️ 情景例句
Yes, he's my brother.
是的。他是我哥哥。
My cell phone's out of batteries.
我手机没电了。
People often ask me whether I like being a twin.
人们常常问我是不是喜欢双胞胎。