1540s, from Middle French insidieux (15c.) or directly from Latin insidiosus "deceitful, cunning, artful," from insidiae (plural) "plot, snare, ambush," from insidere "sit on, occupy," from in- "in" (see in- (2)) + sedere "to sit" (see sedentary). Related: Insidiously; insidiousness.
双语例句
1. They focus on overt discrimination rather than insidious aspects of racism.
他们关注的是公开的歧视，而不是种族主义的一些潜在问题。
来自柯林斯例句
2. the insidious effects of polluted water supplies
供水系统污染的潜在恶果
来自《权威词典》
3. The changes are insidious, and will not produce a noticeable effect for 15 to 20 years.
变化是悄然发生的,15到20年间不会产生明显影响。
来自柯林斯例句
4. Organized crime has an insidious influence on all who come into contact with it.
所有和集团犯罪有关的人都会不知不觉地受坏影响.
来自《简明英汉词典》
5. That insidious man bad mouthed me to almost everyone else.