A story endocarp may or may not become free from the mesocarp.坚硬的内果皮易于或不易与中果皮分离....

mesocarp的音标：mesocarp的英式发音音标为：['mesəkɑ:p]mesocarp的美式发音音标为：['mesəˌkɑp]...

n.中果皮...