温水煮青蛙

1. • introducing change incrementally so that it arouses little resistance gradual change that goes unnoticed until it's too late

     fig.

Character by character

• 温(wēn)surname Wen
• 水(shuǐ)surname Shui
• 煮(zhǔ)cook
• 青(qīng)short name for Qinghai 青海 qīnghǎi
• 蛙(wā)frog