如果你准备出行较长时间或者你打算在出行途中找到你要饮用的水，请带上过滤系统或是水质净化用碘片。
If you're going for an extended period of time or if you're planning to drink water you find along the way, bring along a filtering system or iodine water purification tablets.
如果你准备出行较长时间或者你打算在出行途中找到你要饮用的水，请带上过滤系统或是水质净化用碘片。
If you're going for an extended period of time or if you're planning to drink water you find along the way, bring along a filtering system or iodine water purification tablets.
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