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。

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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。

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Each time Zhou had to learn a more difficult set of martial arts. No matter how hard he tried

每次都是一种难度更大的新武功要学，怎么苦练也跟不上孤独九剑的进度

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

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He will eliminate the last vestiges of opposition and press freedom, but he cannot tame the internet, no matter how hard he tries.

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No matter how hard he worked, regardless of how much he excelled at his chosen craft, Number One Son faced a wage cap he would never exceed as an automotive technician.

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