单词	predive
释义	predive adjective pre·​dive ˌprē-ˈdīv  variants or pre-dive : done or occurring before a dive (as in scuba diving) predive equipment checks Word History First Known Use 1948, in the meaning defined above
随便看	ratchets ratchets (down) ratchets (up) ratchets down ratchets up ratchety ratching rate rate basis rate bill rate of change rate of exchange rate of interest rate of pay rate range rate setter rate up rate-buster rate-gene rate-of-climb indicator rate-of-rise thermostat rateabilities rateability rateabilityes rateabilitys

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