This is the 5188th most frequent Chinese word.
した
"した" is not a Chinese word; it is a Japanese word meaning "did" or "done," typically serving as the past tense form of "する" (to do).
The word '做了' is used to express the action of 'making' or 'creating something.' In this context, it refers to the speaker completing the creation of a clothing item.
我做了一件很好看的衣服。
I made a very beautiful piece of clothing.
Here, '做了' signifies 'making' or 'taking' an action, specifically here referring to making a decision.
他做了一个重要的决定。
He made an important decision.
In this sentence, '做了' is used to indicate 'performing' or 'undertaking' an activity, which here pertains to traveling.