Warning: file_put_contents(): Only 0 of 4908 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 underwater penetration例句_underwater penetration英汉例句_underwater penetration双解例句_按摩法牛津词典
Water blooms often develop on the surface, preventing the light penetration and oxygen absorption necessary for underwater life. 水躰表麪常常出現水華，水華妨害水下生物所必需的陽光的透入和氧的吸收。