vitamin
/'vaitәmin/
四级六级考研核心词汇
BNC词频: #4,866
当代词频: #3,715
中文释义
n. 维生素
[化] 维生素
英文释义
n. any of a group of organic substances essential in small quantities to normal metabolism
n. 维生素
[化] 维生素
n. any of a group of organic substances essential in small quantities to normal metabolism