- 回+电话 huí diànhuà, to call back
- 回 , to return, to go back (to a place)
- meaning radical: 囗(wéi)(encircle, surround; not the 口 indicating mouth)
- 电话, phone call, phone, telephone
- 电 diàn electricity; electric; electronic; the character 电(traditional: 電) originally meant lightning. (see picture below)
- 话 huà, language; dialect; speech, talk. 说话(to talk, 话 as the general object to verb 说), 说上海话（Shanghai dialect）, etc..
- meaning radical: 讠(言)(radical of speech）
