Happiness is a word which needs no explanation. It is explicitly as good as gold, silver, pearl and agate.

“快乐”是一个无须解说的词，与黄金白银珍珠玛瑙一样，是踏踏实实好东西。

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Some parts even explicitly refuse to fully explain a particular feature, pointing to highly-optimized, nigh-impossible-to-understand reference code for an explanation.

有些地方甚至明确拒绝完全解释一个特定的功能，却给了一个高度优化，无法理解的参考代码实现作为解释。

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The Supreme Court has now ruled that such adverts can name candidates, provided that it is in the context of a wider explanation of the issue and without explicitly calling for the candidate to be chosen or rejected.

BBC: NEWS | Americas | Court eases TV ad election curbs