Niconicol
烟胺羟丙茶碱
🗣️ 情景例句
Mr. Douglas is currently on leave.
道格拉斯先生眼下正在休假。
The knife is dirty, Would you bring me a clean one, please?
这刀子是脏的，请你拿个干净的给我。
Hi, Kate.Next Sunday is my birthday. Can you come to my birthday party?
你好，凯特。星期天是我的生日。你能来参加我的生日聚会吗？