helpline

名词 n.
中文释义
美 /ˈhɛlpˌlaɪn/

英文释义

名词 n.
  1. A telephone service (or (by extension) one using email, SMS, or the Web) which offers help to those who call, as either a public emergency service or customer service.

词形变化

helplines plural

词源

From help + line.
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