The moment of extinction is generally considered to be the death of the last individual of that species (although the capacity to breed and recover may have been lost before this point).
灭绝的时刻通常被认为是这个物种的最后一个个体死亡的时刻（虽然可能在这个时刻以前就失去了培养和恢复这个物种的能力）。