Disappearance of thebursa fabricii synchronized with completion of the ossification,but disappearance of the gold-en spot on the bill base began in December, about 50 days later.
英
美
释义
腔上囊的消失和骨化的完成基本同步,喙斑的褪却则比它们晚50天左右。
把海词放在桌面上,查词最方便
触屏版
|
电脑版
©2003 - 2024 海词词典(Dict.cn)
立即下载