Warning: file_put_contents(/www/wwwroot/ppbbu/28094.com/cache/8e0708427a6d5521a0bb9ec93532b216.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/28094.com/index.php on line 55 smls例句_smls英汉例句_smls双解例句_贰靶汉英词典
The effect of two important environmental factors, photoperiod and water temperature, on serum melatonin levels (SMLs) were further examined in ricefield eels by radioimmunoassay. 研究光周期和水温这 2种重要的环境因子对黄鳝血清褪黑激素水平的影响。