Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/f5b09f23cf2c0892731469aed96b5e54.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 nomen dubium例句_nomen dubium英汉例句_nomen dubium双解例句_按摩法牛津词典
For the reasons of preserve situation and the difficulty of preparation, there are a lot of synonym and the nomen dubium in the published taxa. 由于化石的保存状况以及标本的修理难度等多种原因，已经发表的材料中包括了大量的同物异名现象以及无效的属种。