merciless

形容词 adj.
/ˈmɜːsɪləs/    /ˈmɝsɪləs/

英文释义

形容词 adj.
  1. Showing no mercy; cruel and pitiless.
    — The sun is merciless today, so please take care of yourself.

词形变化

more merciless comparative most merciless superlative

词源

From Middle English merciles, mercyles, equivalent to mercy + -less.
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