// Use Result<T when absence is a failure
Speedup: 1.47169x faster
。关于这个话题，搜狗输入法提供了深入分析
"We took a little excursion because we felt we had to do that to get rid of some evil. Then, I think you'll see it's going to be a short-term excursion," Trump said during a news conference in Florida.
-parser: Parser
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