horsefly

US /ˈhɔːrs.flaɪ/
UK /ˈhɔːrs.flaɪ/
"horsefly" picture
1.

牛虻

a large, stout-bodied fly with a painful bite, the female of which sucks blood from mammals

:
I was bitten by a horsefly while hiking in the woods.
我在树林里徒步时被牛虻咬了。
The horses were bothered by swarms of horseflies.
马匹受到成群牛虻的困扰。