Decyanation
脱氰作用
🗣️ 情景例句
Who is it?
是谁呀？
Idle young, needy old.
少壮不努力，老大徒伤悲。
The towers are built on immense underwater platforms make of steel and concrete.
塔身建在巨大的水下钢盘混凝土平台上。