civilized
adjective (UK usually civilised) uk/ˈsɪv.əl.aɪzd/ us/ˈsɪv.əl.aɪzd/
(DEVELOPED)
（社会或国家）文明的，开化的
A civilized society or country has a well developed system of government, culture, and way of life and that treats the people who live there fairly.
A fair justice system is a fundamental part of a civilized society. 公正的司法制度是文明社会非常重要的一部分。
The terrorist attack on the UN building has shocked the civilized world. 恐怖分子对联合国大楼的袭击震惊了文明世界。
(POLITE)
有礼貌的，有教养的，文雅的
If a person or their behaviour is civilized, they are polite and behave in a calm and reasonable way.
Let's discuss this like civilized people (= politely and calmly). 让我们像文明人一样心平气和地讨论这件事吧。
(COMFORTABLE)
惬意的;舒适的
used to describe a pleasant or comfortable place or thing
"This is all very civilized," he said, settling himself down in a chair by the fire. “这一切都这么舒适，”他说着坐在炉火边的椅子上。