Welder's helmet
[化] 焊工帽罩
🧩 词语组成解析
helmet
['hɛlmɪt]
n. 头盔;钢盔;盔形物，盔状物;[植]盔状花冠;
vt. 给…戴上头盔;
🗣️ 情景例句
Did she mention when she would arrive?
她说过什么时候到吗？
I would like to place a person-to-person call.
我要打一个叫人电话。
which is, in fact, much more complicated.
地震波的运动实际比这要复杂得多。