学习日语时，老师先介绍了主宾谓结构，再和汉语的主谓宾结构作比较。
When studying Japanese, the teacher first introduced the subject-object-verb structure and then compared it with the subject-verb-object structure of Chinese.
When studying Japanese, the teacher first introduced the subject-object-verb structure and then compared it with the subject-verb-object structure of Chinese.