Warning: file_put_contents(): Only 0 of 6769 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/001308.com/index.php on line 55 molar-tooth structures是什么意思，molar-tooth structures的翻译，molar-tooth structures音标、读音、用法和例句_零食美味英文词典
Stromatolite and molar-tooth structures are two kinds of peculiar Precambrian sedimentary phenomena, attracting great attention from geologists. 叠层石和臼齿构造是前寒武纪较为引人注目的两种沉积现象。 chazidian.com