protospecies是什么意思 protospecies在线中文翻译

protospecies

protospecies 双语例句

1. To appraise bullfrog, protect and preserve superior characters and breeding quality of its protospecies, the main external characters, reproductive capacity and growing characters of bull frog were studied.
   为鉴定、保护和保存牛蛙原种优良性状，研究了牛蛙的主要外部性状、繁殖力及生长特性。

protospecies [,prәutәu'spi:ʃi:z]