Chromotrope
[建] 铬变素, 酸性一号铬变棕
🗣️ 情景例句
Do you have any assurance for its quality?
你们有任何品质保证吗？
What is the total circulation of this weekly magazine.
这家周刊总发行量多少？
If no accidents occur on the way, like punctured tires, diversions of traffic, sudden descent of fog, they will be on time.
要是路上没有发生如爆胎、改道、突然起雾等意外事故，他们决不会迟到。