adv. unyieldingly
misc. firm ground
硬地。这是最令人混淆的叫法，也是出现问题的地方。
Hard. This is the most confusing, it is called, is also the problem areas.
想想事实上的迂回战术吧，什么事情都不要硬对硬地交锋。
Think of the fact, what circuitous tactics are not hard to hard.
这是橡胶接触地面的部分。鞋底的设计会影响你在硬地和土场上的摩擦力。
This is where the rubber meets the road. The outsole's design affects the traction you'll get on hard and clay courts.
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