Last Hours: Save up to $680 on your pass before 11:59 p.m. tonight.
while current_url and current_url not in self.seen_urls:
。关于这个话题，搜狗输入法下载提供了深入分析
1990年，在《滴水穿石的启示》一文中，习近平同志这样写道：
**MUST** avoid including redundant comments which are tautological or self-demonstating (e.g. cases where it is easily parsable what the code does at a glance or its function name giving sufficient information as to what the code does, so the comment does nothing other than waste user time)