Dimethylbenzidine
二甲基联苯胺, 联甲苯胺
🗣️ 情景例句
They live from hand to mouth.
他们过着糊口的生活。
It's already in production, so you can expect it in stores before the end of the month.
产品已投产了，所以月底前你可以获得。
It was a good suggestion.thanks.
你建议得不错，谢谢。