Catalyst pretreatment
[建] 催化剂预处理
🧩 词语组成解析
n. 预处理\\n[化] 前处理; 预处理
🗣️ 情景例句
What are you doing up this late?
这么晚你不睡在干什么？
Do you feel better now?
现在觉得好些了吗？
In return for this, the beggar stood on his head and sang songs.
作为回报，那乞丐头顶地倒立起来，嘴里还唱着歌。