n.any of numerous minute wingless primitive insects possessing a special abdominal appendage that allows the characteristic nearly perpetual springing pattern; found in soil rich in organic debris or on the surface of snow or water
同义词：springtail
英汉双解大词典
collembolan/kəˈlɛmbələn/
1.
N（名词）
any small primitive wingless insect of the order Collembola, which comprises the springtails 弹尾目昆虫
2.
ADJ（形容词）
of, relating to, or belonging to the Collembola 弹尾目昆虫的