
and so on =and so forthand so on 和and so forth完全相等,没有区别,都是悔宴“等等”的意思。拆前段如旅誉:In our hometown, people grow wheat, rice ,cotton, and so on 。 = In our hometown, people grow wheat, rice ,cotton, and so forth。

and so on =and so forthand so on 和and so forth完全相等,没有区别,都是悔宴“等等”的意思。拆前段如旅誉:In our hometown, people grow wheat, rice ,cotton, and so on 。 = In our hometown, people grow wheat, rice ,cotton, and so forth。