| 单词 | pay back |
| 释义 | Word Frequency pay backverb (tr, adverb) 1. to retaliate against to pay someone back for an insult 2. to give or do (something equivalent) in return for a favour, insult, etc 3. to repay (a loan) noun payback 4. a. the return on an investment b. Also called: payback period the time taken for a project to cover its outlay 5. a. something done in order to gain revenge b. (as modifier) payback killings |
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