Allylate
烯丙基化
🗣️ 情景例句
Have you been to our Tourist Information Center?
你去过我们的旅客服务中心吗？
Thank you for your inquiry. Please tell us the quantity you require so that we can work out the offers.
感谢贵方询价。请告诉我们贵方所需数量以便我方报价。
Excuse me, Mr Green. I can't find the twins.
对不起，格林先生，我找不到那对双胞胎了。