Diffusibity
弥散性
🗣️ 情景例句
One day, you'll have your own family,
总有一天，你会有你自己的家，
To heat
热一热
Thank you,Jim. Please sit down. Could you count them, please, Lucy?
谢谢你吉姆， 坐下吧！你能数数吗？鲁茜？