Stearodiolein
硬脂酸二油酸甘油酯
🗣️ 情景例句
The crowd flocked around the speaker.
人群聚集在演讲人四周。
Tell us about your post-purchase servicing.
告诉我们有关你们售后服务的情况。
Is anything the matter?
怎么回事呀？