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
to talk to someone at the bank next week.
下星期与银行的人谈一谈。
And straightforward communication will serve as a useful basic of successful business transactions.
以及坦率的沟通，这些将构成顺利生意交涉的有效基础。
Cancer is a deadly disease.
癌症是一种致命的疾病。