Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/584cbbbb2fed8ea23186fd66e9108dad.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 conservation of absolute momentum是什么意思，conservation of absolute momentum的翻译，conservation of absolute momentum音标、读音、用法和例句_按摩法牛津词典