Biotin
n. 生物素\\n[化] 生物素; 维生素H
🗣️ 情景例句
Philip, I've been working on this special project Philip
我一直在研拟一项特别计划
Do you fell better now?
你现在觉得好点了吗？
'I've been coming up here night after night for weeks now.
“好几个星期了，我天天夜里到钟楼上来。