1590s, "injurious to health," from un- (1) "not" + healthy (adj.). Earlier unhealthsome (1540s), unhealthful (1570s). Of persons, "sickly," it is attested from 1610s. Related: Unhealthily.
雙語例句
1. This government has developed an unhealthy obsession with secrecy.
本屆政府在保密方面做過了頭。
來自柯林斯例句
2. They looked pale and unhealthy, with unwashed hair and sunken cheeks.
他們臉色蒼白，精神不振，頭發臟亂，兩頰深陷。
來自柯林斯例句
3. He worked in the notoriously unhealthy environment of a coal mine.
他在一個環境出了名惡劣的煤礦里工作。
來自柯林斯例句
4. Avoid unhealthy foods such as hamburger and chips.