推 intontu:Cambridge 字典: She wrote a book on car maintenance. 11/19 02:51
→ intontu:用ON 比較合適 11/19 02:52
推 rubric:Longman: on: about a particular subject 11/19 08:27
→ rubric:Do you have any books on India? 11/19 08:27
推 noruas:要用on喔 of表示"屬於" 11/19 14:29
→ noruas:He wrote many books of China. 他寫很多屬於中國的書 (?) 11/19 14:30