形容词

1. 不动的;静止的
Someone or something that is inert does not move at all.

2. 无生气的;呆滞的
If you describe something as inert, you are criticizing it because it is not very lively or interesting.

3. 惰性的;不活泼的
An inert substance is one which does not react with other substances.

1. slow and apathetic

e.g. she was fat and inert
a sluggish worker
a mind grown torpid in old age

Synonym: sluggishsoggytorpid

2. unable to move or resist motion

3. having only a limited ability to react chemically
chemically inactive

e.g. inert matter
an indifferent chemical in a reaction

Synonym: indifferentneutral