3325英语网 英语单词
Kerasin的音标发音
Kerasin
英式发音：[kerәsin]
美式发音
(n.) A nitrogenous substance free from phosphorus, supposed to be present in the brain; a body closely related to cerebrin.
亚历克斯编辑
(n.) A nitrogenous substance free from phosphorus, supposed to be present in the brain; a body closely related to cerebrin.
亚历克斯编辑