Sinamine
芥子胺, 烯丙基氨氰
🗣️ 情景例句
but I think I can be of some help to you.
但我觉得我可以对你略有帮助。
I played upstairs yesterday.
我昨天在楼上玩。
All these articles are best selling lines.
所有这些产品都是我们的畅销货。