一个句子不应该包含不必要的词汇。如果用更少的词汇充分表达思想，会更好。

A sentence should contain no unnecessary words. If the idea is fully expressed, the fewer words are used, the better.

youdao

标准化定义和词汇的用法是非常重要的，而且我们可以看到，即使是在日常生活中这也是有必要的，因为在不同的专业中，我们日常所用的词汇可能具有不同的意义。

Standardizing the definition and usage of a word is important and we see this need even in our daily lives, as everyday words may take on different meaning in different professions.

youdao

词汇通常是一个词，但这不是必要的。

A term is often a word, but it need not be.

youdao