常見(jiàn)例句雙語(yǔ)例句A satisfactory approximation to monochromatic light can be obtained with a filter placed in front of the arc .在碳弧前面放一個(gè)濾光片就可以得到令人滿(mǎn)意的近單色光。www.translation-dictionary.net 返回 monochromatic approximation