Located in tropical areas at low altitudes, savannas are stable ecosystems, some wet and some dry consisting of vast grasslands with scattered trees or shrubs.

"热带稀树草原位于热带地区，海拔较低，是一种稳定的生态系统，由广阔的草地和稀疏分布其中的树木或灌木组成，有些地区湿润，有些地区干燥。

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Trees or shrubs. Leaves petiolate, entire or serrate at margin.

乔木或灌木叶具叶柄，全缘的或有锯齿在边缘。

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By planting trees or shrubs in school grounds, along neighbouring streets or in civic parks.

通过在学校操场种植树木或灌木，在邻近的街道或城市的公园。

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Ornamental trees and bushes or shrubs can serve other useful purposes besides just looking good.

VOA: special.2011.04.19

Regular arborvitae, by contrast, can get much, much taller, overpowering your house or nearby shrubs.

WSJ: The Inside Stories of This Season's New Plants--WSJ Weekend Gardener

If you can't get receipts from the previous owner, take pictures to document the high-end appliances or fancy shrubs you're writing off.

FORBES: Magazine Article

Or buy bulbs, shrubs, trees or tools.

FORBES: Gardening