Shielded metal arc welding
[化] 自动保护金属极电弧焊
🧩 词语组成解析
n. 金属;金属元素;成色;金色;
vt. 以金属覆盖;
n. 综合症状;弧(度);天穹;电弧,弧光。;
vi. 形成拱状物;循弧线行进;
abbr. American Red Cross. 美国红十字会;
🗣️ 情景例句
It has a full basement,
全地下室,
Your niece is engaged,isn't she?
你的侄女订婚了,是吗?
Maybe he could help James. So they took the boy to visit him.
也许他能给詹姆斯治病。于是他们带着詹姆斯去找他。
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