单词	無始無終之有
释义	同EXISTENCE
随便看	copper autumite copperazide copper backing copper band copper bar copper barrier copper bar squirrel cage copper base alloy copper-base alloy copper base alloy wire copper base bearing metal copper base bearing metals copper based shape memory alloy copper-based telecommunications copper base friction plate copper-bath copper-bearing copper bearing s copper bearing steel copper-bearing steel copper beech copper belt copperbenzoate copper-beryllium alloy copper bichromate