1. oak [植]橡树，橡木

Oak is a good type of wood for making furniture.
橡木是制作家具的好材料.

2. moss 苔，藓

Moss affects the northern slopes.
朝北的山坡易生苔。

3. lichen 　[植]青苔，地衣，苔藓

The rock is full of lichen.
岩石上长满了青苔。

4. algae 藻类，海藻

Algae grow in water.
水藻生长在水中。

5. nitrogen [化]氮

If it were not for oxygen and nitrogen in the air, no man could live on the earth.
大气中如果没有氧和氮，人就无法生存于地球了。

6. carnivore 食肉动物

Tyrannosaurus Rex was a large carnivore; insectivorous plants are considered carnivores.
暴龙是一种大型的食肉动物；食虫植物被看作食肉动物。

7. herbivore 草食动物

quadrupedal armored herbivore of the Jurassic and Cretaceous.
侏罗纪和白垩纪的一种四足有甲食草动物。