ParseTree's raw output is close to Ruby's internal parse tree; Unified Ruby is a cleaned up and simplified version of the normal output of ParseTree.

ParseTree的原始输出类似于Ruby的内部解析树；unifiedruby则是ParseTree默认输出的经过清理的简化版本。

youdao

In the evening he fell down by a tree, and on the seventh morning he could not raise himself up for faintness, and death was close at hand.

到了晚上他跌倒在一棵树旁，第七天早晨人已昏迷，再站不起来，死亡临近了。

youdao

He stayed up all night and counted every leaf on the tree and it came very close to what Rituparna said, so he--the next morning-- believed Rituparna.

他彻夜未眠,数了树上的每一片叶子,发现结果和睿都巴若那所言相差无几,所以他在...第二天早晨...,相信了睿都巴若那

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