Cobalamin
n. 钴胺素, 维生素B12\\n[医] 钴胺
🗣️ 情景例句
Today's exchange rate is 170.8.
今天的兑换率是一百七十点八。
The devil lurks behind the cross.
貌善实恶。
From the shore line, out to a distance which may be anywhere from a few miles to a few hundred miles,
从海岸线向大海延伸几英里到几百英里的区域是大陆架慢坡，