redback
/ˈredbæk/(亦作redback spider)
noun
1- a highly venomous Australasian spider which is black with a bright red stripe down the back, closely related to the American black widow赤背毒蛛, 哈氏黑寡妇蜘蛛。
1.1
- Latrodectus mactans hasseltii, family Theridiidae.拉丁名Latrodectus mactans hasseltii, 球蛛科。