卅は三十を表す古い字だ。
It is an old character that means thirty.
5 reference sentences
卅は三十を表す古い字だ。
It is an old character that means thirty.
この資料では卅年と書かれている。
In this document, it is written as thirty years.
卅日までに返事をください。
Please reply by the thirtieth day.
古い看板に卅人とあった。
The old sign said thirty people.
卅枚の紙を一つにまとめた。
I gathered thirty sheets of paper into one bundle.