Nitrosohaemoglobin
亚硝基血红蛋白
🗣️ 情景例句
Well, I didn't really exercise.
嗯， 我没有真的上健身课。
He who makes no mistakes makes nothing.
不犯错误者一事无成。
No one can plead ignorance of a subject any longer, for these are countless do-it-yourself publications.
由于出版了不计其数的教人自己动手做事的书报杂志，没有人再能说对某事一无所知。