Vacuum welding
[化] 真空焊接
🧩 词语组成解析
a. 焊的\\n[机] 熔接, 焊接, 锻接
🗣️ 情景例句
Before a long trip I always give my car a safety check.
远行之前，我总是会对车子进行安全检查。
A straw shows which way the wind blows.
一叶便知秋。
I am always amazed when I hear people saying that sport creates goodwill between the nations,
当我听人们说体育运动可创造国家之间的友谊，