Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/c2e506faadea62cd59b15c493692e0e9.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 shortest sighting distance是什么意思，shortest sighting distance的翻译，shortest sighting distance音标、读音、用法和例句_按摩法牛津词典