Of course, this is a big problem.
那是当然。这可是个大问题。
I think this is a big problem - much bigger than we think.
我认为这是一个大问题，比我们想得还要大。
这是个大问题。
This is a big problem that looks destined to grow even bigger.
这是一个注定要变得更为严重的大问题。
This is a big problem people are concerning.
这是许多人关心的一个重大问题。
This is a big problem, because it gives off irritating or toxic fumes.
这是一个大问题，因为它散发出刺激性或有毒烟雾。
Even if the current economic crisis looks nothing like the Great Depression, Mr. Obama said, "This is a big problem, and it's going to get worse."
奥巴马表示，即使目前的经济危机看上去不像大衰退，它依然很严重，而且可能会更糟糕。
Even if the current economic crisis looks nothing like the Great Depression, Mr. Obama said, "This is a big problem, and it's going to get worse."
奥巴马表示，即使目前的经济危机看上去不像大衰退，它依然很严重，而且可能会更糟糕。
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