in-
(forming compound ns 用以構成復合名詞)
1 (infml 口) popular and fashionable 流行和時髦
It's the in-thing to do at the moment. 這是目前最時興的做法了.
the in-place to go 大家一時愛去的地方.
2 shared by or appealing to a small group (小圈子內)分享的或感興趣的
an in-joke 一則內部笑話. in- (also im-), pref 前綴
1 (with vs forming ns and vs 與動詞結合構成名詞和動詞) in; on 在內; 向內; 在上: intake * imprint.
2 (with ns forming vs 與名詞結合構成動詞) put into a certain state or condition 置於某狀態或條件中: inflame
imperil. in- (also il-, im-, ir-), pref 前綴 (forming adjs, advs and ns 用以構成形容詞、 副詞、 名詞) not 不; 非; 無: infinite
illogical * immorally
irrelevance. =>Usage at un- 用法見un.