和他们打交道时不拘礼节，特别是在他们的同僚面前，你潜在的生意也许会遭受大的损失。
Treating them too informally, especially in front of their peers, may well ruin a potential deal.
当他遇到一个物理学问题时，他从不拘泥于权威的原理，却可以想到一切可以想象的可能性。
He does not cling tightly to classical principles, but sees all conceivable possibilities when he is confronted with a physical problem.
美国家庭有时用“自助餐”式的晚餐待客，因为自助餐不拘礼节，招待容易，尤其是客人有好几位时更为方便。
Sometimes American families have " buffet" style dinners because they are informal and easier to serve , especially if there are several guests.
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