The reason so many people keep working on it is that, whatever its flaws, the theory is still more promising than any other approach we have.
之所以有如此众多的人从事其研究，其原因在于，无论弦理论有着怎样的瑕疵，比起我们所有的任何其他探索途径，弦理论仍然是目前最有前景的学说。
But no matter what they are, I'll keep working on it and never give up.
但不管它们是什么，我将继续努力，永不放弃。
We just need to keep working on it and not give up.
我们只需坚持工作，不要放弃。
We just need to keep working on it and not give up.
我们需要的是继续进行这项工作而不能半途而废。
We just need to keep working on it, and not give up.
我们需要不断地工作，不要放弃。
Members of the House and Senate say they stay in Washington to keep working on it.
众议院和参议院的成员表示他们会在华盛顿继续努力。
Maybe his phone is out of order. Anyway, keep working on it. I really need an answer about the contract I sent him.
也许是他的电话坏了。不管怎么样，继续联系吧。我确实想知道他对那份合同的回应。
Maybe his phone is out of order. Anyway, keep working on it. I really need an answer about the contract I sent him.
也许是他的电话坏了。不管怎么样，继续联系吧。我确实想知道他对那份合同的回应。
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