但是毫无效果
But it had no effect at all.
以上为机器翻译结果，长、整句建议使用 人工翻译 。
我曾试擆减肥，但是毫无效果。
I tried losing heaviness, but naught worked.
youdao
我试着减肥，但是毫无效果。
I tried losing weight, but nothing worked.
我做了所有力所能及的事让他继续治疗，但是毫无效果。
And I did everything humanly possible within my power to keep him on a treatment regimen, but, alas, to no avail.
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