Benzflavine
[化] 苯并黄素
🗣️ 情景例句
Hi, Susan.
嗨， Susan。
Do you have an umbrella?
你有雨伞吗？
Oh, a lot of different things! One machine helps them to put rice in bags.
能做好多不同的事情呢！比如能帮助农民把大米装袋等。