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- secondary cambium 次生形成层
- Her age is of secondary interest. 她的年龄不太重要。
- In secondary school, children get more advanced knowledge. 在中学，孩子获得更深一些的知识。
- A secondary matter; a side issue. 次要的第二位的事; 较次要的问题
- A tissue produced inwardly by the cork cambium. 栓内层在内部由软木新生层产生的组织
- A secondary mine passageway between two main shafts or tunnels. 次要矿山甬道矿井中连接两条大隧道的小巷道
- A tissue produced inwardlyby the cork cambium. 栓内层在内部由软木新生层产生的组织。
- The government introduced universal secondary education years ago. 几年前，政府就倡导普及中等教育。
- Our aim is that all children complete secondary education. 我们的宗旨是让所有孩子完成中等教育。
- Many older people still believe that women's careers are secondary. 许多年岁大一点的人仍然认为妇女的职业生涯并不那么重要。
- All other considerations are secondary to his safety. 现在首先要考虑的是他的安全，其他事都是次要的。
- In secondary school, students get more advanced knowledge. 在中学里，学生获得更深一些的知识。
- Secondary vascular tissue, found only in plants with secondary thickening, develops from the vascular cambium. 次生维管组织由维管形成层发育而来，仅存在于有次生加厚的植物中。
- The secondary growth mainly depended the activity of the vascular cambium and cork cambium. 初生分生组织包括根冠原、表皮原、皮层原和中柱原；
- Secondary growth occurs at the lateral meristems, namely the vascular cambium and cork cambium. 木质部韧皮部相间排列，外抵中柱鞘。而此两者都来源于中柱鞘。
- The vascular cambium is located between the xylem and the phloem. 维管形成层位于木韧之间。
- Hard, fibrous material formed by the accumulation of secondary xylem produced by the vascular cambium. 木材为树干和树根中坚硬的纤维状物质。
- The callus originated from several parts, but mainly from cambium. 愈伤组织是多起源的，但主要源于形成层。
- In woody plants, tissues outside of the vascular cambium. 木本植物维管形成层外部的组织。
- A secondary nitramide is then formed. 其结果生成仲硝酰胺。
