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
Mitchell, so nice of you to come.
Mitchell，欢迎光临。
Can you afford the expense?
你出得起这笔费用吗？
It is said that a new policy is being put into practice in your foreign trade.
据说你们正在实施一种新的对外贸易政策。