Weld toxic gases
[化] 焊接有害气体
🧩 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;
n. 气体
🗣️ 情景例句
She's still giving the toughest English history exams
她仍用最艰深的英国史试题考学生
It's a good thing you reminded me to take my heavy coat.
谢谢你提醒我拿我的厚衣。
Was the noise a cause of the illness, or were the complaints about noise merely a symptom?
是噪音引起了（精神）病呢，还是（精神）病的症状之一是对噪音的抱怨？