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发表于 2016-11-20 10:01:51
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本帖最后由 spearonsquare 于 2016-11-20 10:53 编辑
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Encarta的解释还是不错的： D1 ]. h6 Q' ?6 W! ]3 y3 J# ?$ m1 `
1. powered by battery or electrical outlet: able to be powered by battery or by connection to an electrical outlet. Full form alternating current/direct current ) a9 H6 g4 v/ s7 e# c
2. offensive term: an offensive term meaning bisexual (slang) 0 a: e0 L8 \! Y) v" B
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http://www.etymonline.com/index.php?term=ac%2Fdc8 N' M6 ^9 a* I
AC/DC (adj.) Look up AC/DC at Dictionary.com' J' G( u0 P. Y$ @+ n. I9 F
electronics abbreviation of alternating current/direct current, by 1898. As slang for "bisexual," 1959, said to have been in use orally from c. 1940; the notion is of working both ways.
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但是：: }+ v3 q* p! o! J6 q
http://www.collinsdictionary.com/dictionary/english/ac-dc6 I! j1 L2 L- r$ ?
C20: humorous reference to electrical apparatus that is adaptable for alternating current and direct current
. L* Z8 i/ o0 ^/ a5 N, x8 hCollins的这个解释是否有点儿问题？. p7 ^* I) O; A* N2 ^5 y4 F }
, D v7 _; \ ^ODE也不错：
- l, v0 G& E9 xhttps://en.oxforddictionaries.com/definition/AC/DC7 W4 b9 {# `7 ]9 [. v
1 Alternating current/direct current.2 z: T7 Y V# i m. l
2 informal Bisexual.2 H6 \( j6 D* R) `# `7 @9 Q( P
w' ^3 E/ f9 S _( w! }; z从多个词典义项和下图可以看出，AC/DC连用表示直流/交流共用的含义现在不太使用了。% `6 w1 V9 ~. b8 v! L4 d: q
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发表于 2016-11-19 23:25:33
发表于 2016-11-20 07:37:32
