But the most successful type of flowering plant is one that makes up 20% of all plant life on the planet.最成功的開花植物是占全世界植物百分之二十的

make up拼湊成

The group was made up of doctors.

這個團體是由醫生組成的。

A large part of Africa is made up of thick forest.

非洲的大部分地區都是密林。

And a few grasses, particularly rich in nutrients,而且有幾種營養特別豐富的禾本科植物

a few一些(用于可數名詞之前)

She read me a few extracts from her own new novel.

她把她自己的新小說念了幾段給我聽。

10,000 years ago, we humans started to cultivate rice in order to harvest its food-rich seeds.人類在一萬年前開始種植稻子 以收成其營養豐富的種子

in order to為了

We started early in order to arrive before dark.

為了在天黑前到達，我們很早就動身了。

But there is one other grass that has spread even further across the planet due to its relationship with humans...但還有一種植物因為與人類的關系在地球上的分布范圍更廣

due to因為，由于

Some students quit school due to poverty.

一些學生因貧困而輟學。