n. [动]锄足蟾(亦作spadefoot toad)
n. a burrowing toad of the northern hemisphere with a horny spade-pke projection on each hind foot
1.They need just eight days to grow into tiny spadefoots, developing faster than any other toad species on earth.
它们只需要八天就可以长成小蟾蜍 比地球上任一种蟾蜍的生长速度都要快