Unmixedness
(燃料与空气在燃烧室气流中的)不混合度
🗣️ 情景例句
Listen, Richard,doing aerobics for an hour is a lot different than lifting weights.
听着， Richard，一小时的有氧运动可与举重大不相同。
Could you do me a favor?
我想请你帮个忙。
'The shop was an old converted house with many large, disused fireplaces and tall, narrow chimneys.
”那是一座老式的、经过改造的房子，店里有许多废置不用的大壁炉和又高又窄的烟囱。