early 13c., "difficult, arrogant, severe" (the opposite of affable), from Anglo-French dangerous, Old French dangeros (12c., Modern French dangereux), from danger (see danger).
In Chaucer, it means "hard to please, reluctant to give;" sense of "full of danger, risky" is from late 15c. Other words used in this sense included dangersome (1560s), dangerful (1540s). Related: Dangerously.
实用例句
1. Such laws could protect the consumer from harmful or dangerous remedies.
这样的法规可以保护消费者免受有害或者危险药品的威胁。
来自柯林斯例句
2. Dangerous undertows make swimming unsafe along most of the coastline.
由于存在着危险的下层逆流，在大部分海岸线附近游泳都不安全。
来自柯林斯例句
3. He described the situation as very dangerous and called for resolute action.
他将形势描述得非常危险，并号召采取果断行动。
来自柯林斯例句
4. The strategy was too dangerous in the explosive circumstances of the times.
在当时那种一触即发的形势下，采取那样的策略太危险了。
来自柯林斯例句
5. To ascribe opinions retrospectively is of course very dangerous.
