同根派生 lesser scaup相關(guān)詞英漢例句Lesser Scaup Aythya affinis, Northern Pintail Anas acuta, and several sea ducks are showing troubling declines, but most geese are increasing dramatically and many ducks have held steady. 一些鳥類如針尾鴨和海鴨等的數(shù)量仍然在下降,但是大多數(shù)雁類的數(shù)量都有了明顯增加,很多鴨子的數(shù)量也保持穩(wěn)定。lesser scaup [duck] 小斑背潛鴨lesser scaup duck 小斑背潛鴨This is the lesser evil of the two. 這是兩種弊病中較輕的。Don't waste time on these lesser matters. 別把時間浪費在那些無關(guān)緊要的事情上。lesser scaup更多例句