Impulse welding
[化] 脉冲焊
🧩 词语组成解析
a. 焊的\\n[机] 熔接, 焊接, 锻接
🗣️ 情景例句
What's the weather like in Japan this time of year?
现在日本的天气怎么样？
They called us just as we were having dinner.
当我们正在吃晚饭，他们就打电话给了我们。
drawing the particle first towards the advancing wave,
先把微粒拉向前移的海浪，