Citroflex a-4
[化] (商)乙酰基柠檬酸三丁酯
🗣️ 情景例句
All right!
好的！
What were you doing this time last year?
去年这时候你在干什么？
Happy birthday! said Polly, and gave Ann her present---a red feather.
“生日快乐！”波利说，然后给安送礼物--一根红羽毛。