turning-point pin是什么意思，turning-point pin的翻译，turning-point pin音标、读音、用法和例句

Warning: file_put_contents(): Only 0 of 4958 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/73904.com/index.php on line 55
turning-point pin是什么意思，turning-point pin的翻译，turning-point pin音标、读音、用法和例句_骑士汉英词典

turning-point pin

基本解释

专业释义

能源科学技术