称职的拳击手都能看出对手什么时候不行了，这时候就该...

动不了

Any pugilist worth his salt knows that when someone’s on the ropes that’s when you throw a combination to the gut and a left-hook to the jaw.
称职的拳击手都能看出对手什么时候不行了，这时候就该果断连续出拳，左勾拳直击下颚。
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