leave someone/something in the dust
US /liːv ˈsʌm.wʌn ˈsʌm.θɪŋ ɪn ðə dʌst/
UK /liːv ˈsʌm.wʌn ˈsʌm.θɪŋ ɪn ðə dʌst/

1.
远远甩在后面, 遥遥领先
to be much better or faster than someone or something else
:
•
Our new product will leave the competition in the dust.
我们的新产品将把竞争对手远远甩在后面。
•
The champion runner left all the other athletes in the dust.
冠军跑者把所有其他运动员都甩在了后面。