Welding structure members
[化] 焊接构件
🧩 词语组成解析
a. 焊的\\n[机] 熔接, 焊接, 锻接
n. 成员；会员（member的复数）
🗣️ 情景例句
You must be joking.
你肯定是在看玩笑。
I wrote several letters on my mother's behalf.
我代表我母亲写了几封信。
I've come to make sure that your stay in Beijing is a pleasant one.
我特地为你们安排使你们在北京的逗留愉快。