The mechanical tissue flakily situated in the downside of the main vein and the bigger lateral veins.
机
组织成
于主脉和较大侧脉靠下表皮侧。
地；薄而易剥落地The mechanical tissue flakily situated in the downside of the main vein and the bigger lateral veins.
机组织成于主脉和较大侧脉靠下表皮侧。
The mechanical tissues were mainly composed of fibre, flakily situated in the tops and bottoms of most veins.
由纤维组成的机组织，成于绝大多数叶脉的
下方。
声明：以
、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
