Hydroxocobalamine
[化] 羟钴胺; 维生素B12a
🗣️ 情景例句
Littering makes the city look like a garbage dump.
随地乱扔垃圾使城市看起来就像个大垃圾堆。
I'm ashamed. I couldn't tell you my love.
我真的不好意思,爱你在心口难开呀。
I examined one of the pens closely.
我仔细察看了一枝钢笔，