Cobalamin
n. 钴胺素, 维生素B12\\n[医] 钴胺
🗣️ 情景例句
I like Ellen.
我喜欢Ellen。
He that will eat the nut must first crack the shell.
欲所得，必先劳。
There had been fuel on the ship, but this did not appear to have caused the fire, and little smoke was produced.
很显然，船舱里已经发生了一场烈火，但是船舱内壁却完好无损。船上存放着汽油，但火灾似乎不是它引起的，因为没有冒出什么烟来。