Comburimeter
燃烧计
🗣️ 情景例句
I haven't seen you for a long time.
很久没见了。
My son wants to be a policeman when he grows up.
当他长大时，我的儿子想要成为一个警察。
I smelled a smell of cooking.
我闻到了烧菜做饭的味道。