An aphid is a tiny, soft insect that lives on plants and drinks the juice from young stems and leaves. Gardeners know them as a pest: a crowd of them can weaken a plant, curl the leaves, and spread plant disease.

An aphid蚜蟲 is是 a tiny, soft insect that lives on plants and drinks the juice from young stems and leaves一種住在植物上、吸食嫩莖嫩葉汁液的小小軟軟昆蟲 Gardeners園丁 know them as a pest把牠們當成害蟲 a crowd of them一大群蚜蟲 can weaken a plant, curl the leaves, and spread plant disease會讓植物變弱、葉子捲曲，還會傳播植物病害

Many of the common ones look green, though some are black or other colours, and they cluster on new growth rather than flying around your face. British English often calls the green ones greenfly, but they are not flies in the everyday sense.

Many of the common ones很多常見的蚜蟲 look green看起來是綠色的 though some are black or other colours不過也有黑色或其他顏色的 and they cluster on new growth rather than flying around your face牠們會聚集在新長出來的枝葉上，而不是在你臉旁邊飛來飛去 British English英式英文 often calls the green ones greenfly常把綠色的那種叫做greenfly but they are not flies in the everyday sense但牠們不是一般說的蒼蠅那種蟲

Though actually, ants sometimes "farm" aphids for the sweet liquid they give off, so you may see ants walking among them as if they were keeping livestock. Aphids do not bite people; they are built for sucking plants.

Though actually不過事實上 ants螞蟻 sometimes "farm" aphids for the sweet liquid they give off有時候會為了蚜蟲分泌的甜液而「養」牠們 so you may see ants walking among them as if they were keeping livestock所以你可能會看到螞蟻在牠們之間走來走去，像在照顧家畜一樣 Aphids蚜蟲 do not bite people不會咬人 they are built for sucking plants牠們天生就是用來吸植物汁液的