祖鸟类 Traditional 祖鳥類 zǔ niǎo lèi 🔊 dinosaur ancestors of birds + Keep this word Meanings zǔ niǎo lèi 祖鳥類 dinosaur ancestors of birds Its characters 祖zǔancestor鸟niǎobirdHSK 2类lèikind; type; class; categoryHSK 5