Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/798365555890b95fb86799a4fde2bfc0.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58
point-source英英字典_point-source剑桥英语解释_point-source柯林斯英文解释_按摩法牛津词典
按摩法牛津词典

point-source

P 开头单词

柯林斯词典

    point source

  • 1. N a source of light or other radiation that can be considered to have negligible dimensions 点光源[optics]

    • 返回 point-source