单词	palaeozoic erathem
释义	palaeozoic erathem 古生界
随便看	turn number turnock turn of turn of bilge turn of capital turn of commodity turn of events turn of expression turn of expressions turn off turnoff turn ... off turn-off turn-off arm turn-off circuit turn-off crossover time turn off current turn-off delay turn-off delay time turn-off dissipation turn-off gain turn-off interval turnoff light turnoff mass turn-off method 双手难捉两条鱼双拳不打笑面双拳不敌四手。双拳难敌四手双斧伐孤树双方交战，不伤来使双日不着单日着。双星旧约年年在，笑尽人情改。双星离别未多时，浑不似，人间离别。双木桥好走，独木桥难行认购认贼作父认赔认输认辨认钱认错认镫认领讥