intimacy
/ˈɪntɪməsɪ/noun
(pl. -ies)［mass noun］
1- close familiarity or friendship; closeness熟悉, 亲密, 亲切：
the intimacy between a husband and wife.
夫妻间的亲密关系。
1.1
- a private cosy atmosphere亲密温煦的气氛：
the room had a peaceful sense of intimacy about it.
房间内有一种宁静温馨的气氛。
1.2
- count noun an intimate act, especially sexual intercourse亲密行为（尤指性交）。
1.3
- count noun an intimate remark亲昵的话语, 悄悄话：
here she was sitting swapping intimacies with a stranger.
她坐在这儿和一个我不认识的人说着悄悄话。
1.4
- in sing. closeness of observation or knowledge of a subject熟知, 通晓, 谙熟, 精通（某学科）：
he acquired an intimacy with Swahili literature.
他精通斯瓦希里文学。