Indocarbon
靛炭(一种硫化染料)
🗣️ 情景例句
To help scrub the building interior clean.
帮忙把建筑的内部擦洗干 。
Many one says well that thinks ill.
口蜜腹剑者不乏其人。
There was a note of triumph in my voice when I told him that it was there in black and white.
我带着一种胜利者的调子告诉他那趟车白纸黑字。明明白白印在时刻表上。