这说明了他的努力。 (This illustrates his effort.)
Grammar & Usage
How it works
This is a declarative sentence where 这 acts as the subject, meaning 'this' or 'it'. 说明 is the verb, meaning 'to explain' or 'to illustrate', followed by the aspect particle 了 indicating completion or a resultant state. The object 他的努力 (his effort) completes the sentence.
Sample sentences
他获得了奖学金，这说明了他的努力。
He received a scholarship, which illustrates his effort.
他终于通过了考试，这说明了他的努力没有白费。
He finally passed the exam, which illustrates that his effort was not in vain.
尽管困难重重，他还是坚持了下来，这说明了他的努力和决心。
Despite many difficulties, he persevered, which illustrates his effort and determination.
Quick facts
Mnemonic
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Example
他获得了奖学金，这说明了他的努力。
He received a scholarship, which illustrates his effort.
他终于通过了考试，这说明了他的努力没有白费。
He finally passed the exam, which illustrates that his effort was not in vain.
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