硬仗的用法和樣例：
例句
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杜卡基斯一向能承受，甚至擅長選舉硬仗。此一選戰遵守經典格式：樂觀進取，持之以恆，直到成為先民所熟識人物。然後攻擊要害。
Dukakis has a history of enduring, even excelling at, hardball campaigns. This one follows a classic pattern: Be positive long enough for voters to get to know you. Then go for the gut.
