heterochronism 異時生成性; 異時性
het·er·och·ro·nism /ˌhɛtəˈrɑkrəˌnɪzəm/ 名詞 (進化中)發育差時,異時性
Het·er·och·ro·nism Het·er·och·ro·ny n. Biol. In evolution, a deviation from the typical sequence in the formation of organs or parts. ◄ ►