1
- well known from long or close association熟悉的, 熟识的：
their faces will be familiar to many of you
他们的面孔对你们中的许多人来说将是熟悉的
a familiar voice.
熟悉的嗓音。
1.1
- often encountered or experienced; common经常遇见（或经历）的; 普通的, 常见的：
the situation was all too familiar.
这种情形是再普通不过的了。
1.2
- predic.
familiar with
having a good knowledge of熟知的, 通晓的： ensure that you are familiar with the heating controls.
务必弄清楚这些暖气控制器的操作方法。
2
- in close friendship; intimate亲近的, 亲密的：
she had not realized they were on such familiar terms.
她没意识到他们的关系已如此亲密。
2.1
- informal to an inappropriate degree〈非正式〉过度的。
1
- （亦作 familiar spirit）a demon supposedly attending and obeying a witch, often said to assume the form of an animal（传说中供女巫使唤、有动物外形的）妖精。
2
- (in the Roman Catholic Church) a person rendering certain services in a pope's or bishop's household（罗马天主教用语）（在教皇或主教家服务的）仆人。
3
- a close friend or associate知交, 密友。
派生词
familiarly
adverb词源
Middle English （in the sense 'intimate', 'on a family footing'）： from Old French familier, from Latin familiaris, from familia 'household servants, household, family', from famulus 'servant'.