Kessler concentration plant
[化] 凯斯勒蒸浓装置
🧩 词语组成解析
喀斯乐
🗣️ 情景例句
What grade are you in?
你在几年级？
I learned grammar this afternoon.
我今天下午学语法。
She feared staying alone in the farmhouse.
她害怕一个人留在农舍里。