Weld preparation
[化] 焊缝坡口加工
🧩 词语组成解析
weld
[wɛld]
vt.& vi. 焊接;使紧密结合;
n. 焊接点;黄色植物染料;
🗣️ 情景例句
I went into business for myself
我当初自己开业
Please show me a better one.
请给我看一件好一点的衣服。
The train was late but nobody knew the reason for the delay.
火车晚点了，但没人知道为什么。