在遭到印第安人袭击后，马丁和伙伴们放弃了这块地方，但在1775年年初，他们重反此地，并建立了永久定居点。
After a Native American attack, Martin and his fellow settlers had abandoned the region, but they had returned in early 1775 to build a more permanent settlement.
如此一来，在这场反吸烟战役中，这项禁令就会相应地伤害到禁烟支持者这一重要阵营的利益。 尤其是当前有21个州仍然允许在酒吧或餐厅吸烟。
That, in turn, could jeopardize more important fronts in the antismoking fight, in particular the 21 states that still allow smoking in bars and restaurants.
在一个字符串上调用。r会把它变成一个正则表达式；我们是用了原始(三重引号)字符串来避免诸多双重转义的反斜杠。
Calling.r on a string turns it into a regular expression; we use raw (triple-quoted) strings here to avoid having to double-escape backslashes.
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