树冠的英文

[林学] crown

• 林冠；树冠:    canopy
• 树冠，冠层:    canopy
• 树冠层:    crown canopy; crow ...

例句与用法

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1. The roots are more tender than the tops .
   根部比树冠更柔嫩。
2. Pruning, by removing part of the top, alters this ratio .
   修剪通过剪除部分树冠而改变根冠比。
3. Reproduce naturally in the open rather than under an overstory .
   宁在空旷地而不是树冠下自然繁殖。
4. The root system of the apple tree grows in proportion to the top .
   苹果根系的生长与树冠生长成正比。
5. Ropes are also used to facilitate movement while in the tree crown .
   在树冠里时，绳索还被用来协助活动。