比尔知道避免客套性礼貌的重要性，因为那不能让人迅速地了解到事件的核心。
Bill knows it's important to avoid that gentle civility that keeps you from getting to the heart of an issue quickly.
这场演出得到了礼貌性的掌声。
如果你不想听起来不礼貌，或对与你谈话的人造成任何形式的尴尬或窘迫，你应该学会在你的英语中使用委婉试探性的话语。
If you don't want to sound impolite, or cause embarrassment or distress of any kind to the person you're talking to, you should learn to use tactful and tentative forms in your English.
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