thirtieth

漢語翻譯

英文解釋：

名詞 thirtieth:

1. position 30 in a countable series of things

形容詞 thirtieth:

1. coming next after the twenty-ninth in position
   同義詞：30th

例句：

1. Please hand in your paper before June thirtieth.
   請在六月三十日前交論文。