Warning: file_put_contents(): Only 0 of 6090 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/totle.com.cn/index.php on line 55 archesporium例句_archesporium英汉例句_archesporium双解例句_乐豆毛深蓝词典
A single archesporium differentiates immediately below the nucellar epidermis,it functions directly as the megaspore mother cell. 孢原细胞处于珠心表皮之下,直接起大孢子母细胞的功能。