Block welding
[化] 多段多层焊
🧩 词语组成解析
block
[blɑk]
n. 块;街区;<英>大楼，大厦;障碍物，阻碍;
vt. 阻止;阻塞;限制;
a. 焊的\\n[机] 熔接, 焊接, 锻接
🗣️ 情景例句
The work was turned over to the secretary.
这项工作移交给了秘书。
I went there on business.
我出差到那儿。
He opened the book and found a phrase.He read the phrase slowly.
他翻开书找到了一条短语。他缓慢地读着短语。