Shielded arc welding
[化] 保護(hù)電弧焊
?? 詞語(yǔ)組成解析
a. 隔離的；屏蔽了的；防護(hù)的；鎧裝的
arc
[ɑ:k]
n. 綜合癥狀;弧（度）;天穹;電弧，弧光。;
vi. 形成拱狀物;循弧線行進(jìn);
abbr. American Red Cross. 美國(guó)紅十字會(huì);
a. 焊的\\n[機(jī)] 熔接, 焊接, 鍛接
??? 情景例句
Don't mention it.
別在意。
How about 12:45?
12點(diǎn)45分怎么樣？
He was so shocked by this lack of equality and fairness that he formed an organization leading the Indians' struggle for equal rights.
不平等與不公正使他如此震驚，他因此創(chuàng)辦了一個(gè)領(lǐng)導(dǎo)印度人為爭(zhēng)取平等權(quán)利而斗爭(zhēng)的組織。