Catalyst line
[建] 催化剂管线
🧩 词语组成解析
line
[laɪn]
n. 线条;排;行列;界线;
vt. 排队;用线标出;沿…排列成行;给…安衬里;
vi. 形成一层;排队;击出平直球;
🗣️ 情景例句
I'm so in love with you.
我是如此爱你。
There is no general rule without some exception.
普遍规律必有例外。
They all looked at a big and noisy machine in another corner of the machine shop.
他们全都看着机械车间另一角落的一台又大又嘈杂的机器。