英语听力精选进阶版 13892

Nasa robot stuck on Mars

Vocabulary:

spinning

turning around and around but not able to move forwards or backwards

to accept the inevitable

to agree that there is nothing that can be done to change something

robotic geologist

machine used to study the structure of a planet and its rocks

static

not moving

go into hibernation

switch to a power-saving mode and use as little energy as possible until it is able to 'wake-up' again when there is more energy available

initial goal

the first plan which would have been thought a success

to rove freely

to travel easily

tenacious

determined and hard-working

wear and tear

the expected damage to something caused by using it repeatedly over a period of time