狗喜欢在泥水洼里扑腾，河马则喜欢在其中打滚撒欢儿。Dogs love splashing in mud and hippos wallow in it.他一进来，狗就开始摇头摆尾。As soon as he got inside, the dog shook himself.他们更加关心那些狗的安危，而非自己如何干净利落地脱身。They were more concerned about the dogs' welfare t...
随着芸苔属作物小孢子培养技术的日趋成熟,应用范围也越来越广泛.The microspore culture technology has been widely applied in Brassica species nowadays.小孢子母细胞减数分裂同步或不同步.Meiosis of microspore mother cells is synchronous or unsynchronous.月牙形和不规则形小孢子细胞质完全解体...