常见例句The results showed that ecotonal community had developed into mixed forest, and it was near pine forest in the characteristics in 16 years ago. 邊緣群落原非常接近馬尾松林群落，經過16a的縯變，已經發展成爲混交林群落，說明邊緣傚應的作用。ecotonal community 交錯區群落 返回 ecotonal