They are updated by URL changes such as jumping to a bookmark.

它们通过URL更改进行更新，例如跳转到某个书签。

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Of course, it's not easy for those professional motions such as jumping, turnover and maintaining balance at the petty edge.

当然了，想玩儿到很酷很专业的腾越、翻转或边缘平衡肯定是不容易的。

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"The women and men who now have to be in unsafe situations such as jumping in cars before they're seen, sneaking into dark allies to apply the trade, would have safe places to be, " she said.

她说”这些男人和女人现在不得不在不安全的状态下工作，比如，还没有看清楚那车就跳了进去，鬼鬼祟祟地在黑暗的角落进行交易，本来是可以在安全地方进行的。

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And aside from the dilemma of stereotypical roles, dwarf actors are also in demand to fulfil demeaning roles, such as jumping out of cakes at parties.

BBC: The dwarf actor dilemma

In that time, the balloon films have undergone a process of evolution, taking in popular crazes such as bungee jumping or special times of the year such as Christmas.

BBC: balloon logo

So the NYPD changed direction fundamentally: It actively made arrests for seemingly small offenses, such as subway-turnstile jumping.

FORBES: Right Man for Our Times