Catalyst fines
[化] 催化剂粉末
🧩 词语组成解析
n. 细骨料；粉末；罚款（fine的复数）
🗣️ 情景例句
It's for a book.
是为一本书拍的。
Now you are scared, aren't you?
怕了吧？
international standards of water treatment are usually followed at bottling plants.
装瓶厂通常遵循国际水处理的标准。