简单明了 simple and clear
Explanation
简单明了的意思是简明扼要，一看就明白。它强调的是语言表达的简洁性和清晰度，让人能够迅速地理解意思，避免冗余和含糊。
Simple and clear means concise and easy to understand at a glance. It emphasizes the conciseness and clarity of language expression, allowing people to quickly understand the meaning and avoid redundancy and ambiguity.
Origin Story
小明和小红一起做作业。小明的作业条理清晰，答案简单明了，老师很快就批改完了。小红的作业则杂乱无章，语句冗长，老师看得头都大了。小明得到了老师的表扬，小红则被老师批评了，并要求她以后要认真书写，力求简单明了。从此以后，小红每次做作业都会认真检查，力求做到简单明了，她的学习成绩也得到了很大的提高。
Tom and Mary were doing their homework together. Tom's homework was well-organized, the answers were simple and clear, and the teacher finished grading it quickly. Mary's homework, however, was messy and disorganized, the sentences long and rambling, and the teacher got a headache from it. Tom was praised by the teacher, while Mary was criticized and asked to write more carefully and concisely in the future. From then on, Mary always carefully checked her homework to make it simple and clear, and her academic performance improved significantly.
Usage
用于形容语言表达或事物简单易懂，一目了然。常用于书面语和口语。
Used to describe language expression or things that are simple, easy to understand and clear at a glance. Often used in written and spoken language.
Examples
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这份报告简单明了，一目了然。
zhè fèn bàogào jiǎn dān míng liǎo, yìmù ránrán
This report is simple and clear, easy to understand.
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他的解释简单明了，容易理解。
tā de jiěshì jiǎn dān míng liǎo, róngyì lǐjiě
His explanation was simple and clear, easy to grasp.
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老师的讲解简单明了，同学们都听懂了。
lǎoshī de jiǎngjiě jiǎn dān míng liǎo, tóngxué men dōu tīng dǒng le
The teacher's explanation was simple and clear, and all the students understood it.