crawl on all fours是什么意思，crawl on all fours的翻译，crawl on all fours音标、读音、用法和例句

Warning: file_put_contents(): Only 0 of 5946 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/69228.com/index.php on line 55
crawl on all fours是什么意思，crawl on all fours的翻译，crawl on all fours音标、读音、用法和例句_魏碑心思朗文词典