单词	down of birds
释义	英華英華★◀▶英華☞DOWN英華☞nap
随便看	theory of indices theory of inference theory of infinite series theory of information theory of inheritance of acquired characters theory of innovation diffusion theory of innovation diffusion (tid) theory of interest rate parity theory of international finance theory of international indebtedness theory of international trade theory of interpersonal attraction theory of interpersonal relations theory of invariants theory of inventive problem solving theory of inventive problem solving (triz) theory of ion exchange in glass theory of ionization theory of irrational numbers theory of island biogeography theory of isostasy theory of journalistic audience theory of junctions theory of justice theory of knowledge