belaying point是什么意思，belaying point的翻译，belaying point音标、读音、用法和例句

Warning: file_put_contents(): Only 0 of 6026 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/69228.com/index.php on line 55
belaying point是什么意思，belaying point的翻译，belaying point音标、读音、用法和例句_魏碑心思朗文词典