Xanthyrone
丙烯基吡喃酮
🗣️ 情景例句
Your letter filled me with great vitality.
读了你的信之后我感到充满活力。
On behalf of all the China National Packaging Import and Export Corporation employees invited tonight.
我代表被邀请的中国包装进出口公司全体员工。
15 Wensan Road
文山路15号