英语听力精选进阶版 13915

Oldest dinosaur footprints found

Vocabulary

dinosaur

large reptile that lived around 200 million years ago

mass extinction

large number of deaths in a relatively short period of time

volcanic eruptions

explosions of ash, fire and liquid rock coming out of the earth

global warming

increased average temperatures across the world

stagnation

inactivity

wiped out

completely destroyed

devastation

destruction

gaping

very wide

ecological

connected with plants, animals and the environment

void

area of empty space