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
Get to the heart of the matter.
请讲问题的实质。
He would direct the workman to use his plans.
他为了执行自己的计划，给员工下了指示。
We seem to be three packages short.
好像少了三大箱。