Benzfuro
[化] [2,3-f]quinoline苯并呋喃并[2,3-f]喹啉
🗣️ 情景例句
Do you frequently surf the net?
你经常上网吗？
Does anybody share David's opinion?
有谁同意大卫的观点吗？
With a stopwatch, they counted how many times the bees repeated the dance during one minute.
他们用秒表记录蜜蜂在一分钟内重复舞蹈的次数。