Polyu
[化] 聚尿苷酸
🗣️ 情景例句
I happened to meet her on the bus.
我凑巧在公共汽车上碰见她。
better early than late.
宁早勿迟。
How about feed-back from your retailers and consumers?
你们的零售商和消费者的反映怎样？