雄蛇用他们的下巴摩擦翻动雌蛇的鳞片,挤榨出她的信息素.The male rubs against the grain of the female's scales to squeeze out her pheromones.秸秆挤榨机包括喂入室 、 挤榨室 、 挤榨元件、集汁桶.The squeezing machine consists of feeding cabin, squeezing cabin, and squee...