Root (of weld)
[化] 根部; 焊缝根部
🧩 词语组成解析
root
[rut]
n. 根，根源;原因，本质;祖先;[乐]和弦基音;
vt. 使生根;使固定;根源在于;欢呼，喝彩;
vi. 生根;根除;
🗣️ 情景例句
He is in a good mood.
他的心情很好。
She is supposed to be one of the best singers.
大家认为她是最有名气的歌星。
They killed the bison, cut off the skins and left the bodies behind to rot.
他们把野牛杀死剥皮，尸体就任其腐烂。