Welding by both sides
[化] 双面焊
🧩 词语组成解析
a. 焊的\\n[机] 熔接, 焊接, 锻接
by
[baɪ]
prep. 在…旁边;表示方式;由于;经过;
adv. 经过;表示保留或保存时用;短暂拜访;
both
[boθ]
adj. 二者，两者都;
pron. 二者;
adv. 二者，二者都;
conj. 不仅…而且…，…和…都;
sides
[[saidz]]
n. 边；面数；台词表（side的复数形式）
🗣️ 情景例句
Your duties include checking the post and distributing it.
你的职责是检查和发送邮件。
I asked him to play with me, but he wouldn't.
我请他和我玩，但是他不肯。
There was another unknown man.
还有一个不认识的人。