flyspeck
/ˈflaɪspek/noun
1- a tiny stain made by the excrement of an insect昆虫屎斑, 蝇屎斑。
1.1
- a thing which is contemptibly small or insignificant不值一提的小事物, 微不足道的事物：
a sleepy flyspeck of a town.
了无生气的小城镇。
派生词