Catalyst cracker
[建] 催化裂化设备
🧩 词语组成解析
cracker
[['krækə]]
n. 饼干, 爆竹\\n[计] 破袭者
🗣️ 情景例句
They mentioned you as a good source of information.
他们说你消息灵通。
No man is so old, but thinks he may yet live another year.
人越活越想活。
They work all day.
他们整天营业。