英语词汇“棉大夫”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	棉大夫
释义	棉大夫 mián dài fū七星瓢蟲。成蟲體呈卵圓形，背面半球形拱起。頭部黑色。足黑色，密生細毛。鞘翅紅色或橙黃色，上有七個黑點，故名。捕食棉蚜、豆蚜、槐蚜、桃蚜等，為著名的農業益蟲。
随便看	network flow programming network flow redirection network flow routine network flows network flows and general matchings network flow theory network flow with gain network fluorine-containing polyacrylate network flux network flux prediction network for arc welding network for continuing medical education network for distributed sales network forensic Network forensic process model network forensics network forensics system network forests Network for Family Life Education network for interference measurement network for location network form network formalism network formation network formation games