单词	aqualung
释义	aqualungaq‧ua‧lung /ˈækwəlʌŋ/ noun [countable] trademark British English Examples EXAMPLES FROM THE CORPUS So Thomas played bridge with them, and swam, and learned to use an aqualung. This was all happening half a century ago, before the invention of the aqualung. This was brought home to me many years ago when I dived into the River Kennet with an aqualung. a piece of equipment that provides a diver (=someone who swims underwater) with air, and which they wear on their backs
随便看	rarely raring rarity rascal rash rasher rashly rashness rasp raspberry Rasputin, Grigori Rasta Rastafarian Rastafarianism Rastaman rat rat-arsed rat-a-tat ratbag ratchet rate rate of exchange rate of return ratepayer rather

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