英语词汇“buoyancy aid”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	buoyancy aid
释义	buoyancy aid noun A sleeveless jacket lined with buoyant material, worn for water sports.My advice is to wear a buoyancy aid and take a wading staff.... Realise I forgot to pack my buoyancy aid so have to scrounge one. It's a big river where you need a good strong wading staff, a buoyancy aid and chest high waders to reap the river's rich rewards.
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