Nira
abbr. nitrite reductase gene 亚硝酸还原酶基因
🗣️ 情景例句
She's still giving the toughest English history exams
她仍用最艰深的英国史试题考学生
Think it over!
好好考虑一下吧！
Doesn't the quantity discount apply on this order?
这次下的单子没有大宗折扣吗？