Warning: file_put_contents(/www/wwwroot/ppbbu/3350.cn/cache/de6a6073d57482f64b7c24bf16b73739.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/3350.cn/index.php on line 58 bug river是什么意思，bug river的翻译，bug river音标、读音、用法和例句_萬杯潔海词词典
Because it needs clean water to survive, the new bug is a crucial "index species" that could be used to gauge a river's health, NIBR's Min-Ha said. 因爲它必須在乾淨的水源地生活，因此它可以被看作是檢騐水質標準的生物。