There were some spiracle connected each other among the cover, column layer and the cone layer.
层、柱状层
层之间的气孔相互连通。
There were some spiracle connected each other among the cover, column layer and the cone layer.
层、柱状层层之间的气孔相互连通。
声明：以上例句、词性分类
由互联网资源自动生成，部分未经过人工审核，其
容亦不代本软件的观点；若发现问题，欢迎向我们指正。
