No matter how he tried, it would not go through the door.

不管他怎么尝试，都没办法从房门通过。

youdao

The trouble is no matter how hard he tried, Malcolm didn't seem to get anywhere.

问题是无论马尔科姆再怎么努力，他似乎都一事无成。

youdao

This was a small airless house and in the corner he discovered a water pump. He was so excited and went forward to draw water, but no water came out no matter how hard he tried.

这是一个不通风的小房子。在小角落里他发现了一个抽水机。他为此很兴奋，便上前去抽水，但无论他如何努力都没有水出来。

youdao

No matter how he tried, he just couldn't replicate Reinhart and Rogoff's results.

BBC: News

David knew the ads were displayed on his profile, but could do nothing to remove them no matter how hard he tried.

FORBES: Facebook Says It Didn't 'Destroy The Life of A Young Man'

For a long time, he said, no matter how hard the medical team tried, it had no survivors.

NEWYORKER: The Checklist