/ˈfɒrɪst; US fɔ:r- ||; ˈfɔrɪst/noun [C,U] a large area of land covered with trees 森林:
the tropical rainforests of South America 南美洲的热带雨林a forest fire 森林火灾 A forest is larger than a wood. A jungle is a forest in a tropical part of the world. 森林(forest)比树林(wood)要大。热带丛林叫jungle。