He was looking for so-called dragon teeth -- the name given to fossil teeth from all sorts of animals that were used in traditional Chinese medicine.

他一直在寻找所谓的龙牙——中国传统医学中对各种动物牙齿化石的称呼。

She never created a friend, but seemed always to be sowing broadcast the dragon's teeth, whence sprung a harvest of armed enemies, against whom she rushed to battle.

她从来没有结交过朋友， 但似乎总是在撒播龙牙，从那里涌现出一批武装的敌人， 她冲上战场与他们作战。