树木的生长分初级生长（primary growth）和次级生长（secondary growth）。初级生长是指顶端分生组织形成的生长，主要是芽和根尖；次级生长主要是指侧生形成层（lateral ...
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尽管打印器官这一技术还处于初级阶段，但是在支架中培育细胞生长已经取得成功。
Though printing organs is new, growing them from scratch on scaffolds has already been done successfully.
磷元素是陆地植物生长和生态系统净初级生产力的主要限制因子之一。
Phosphorus (p) is one of the main limiting nutrients to the plant growth and net primary productivity (NPP) in terrestrial ecosystem.
不论你的喜悦心达到甚么程度了，变化就要生长到另一个更初级别。
Wherever you are rejoice, as the changes are about to go up another level.
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