You should first show your Customs declaration to the officer.

你可以给海关官员看一下你的关税申报单。

youdao

I'll just need to fill out a customs declaration form. What are the contents?

我只需要填写一张海关申报表就可以，里面有什么东西？

youdao

I'll just need to fill out a customs declaration form. What are the contents?

我只需要填写一张海关申报表就可以，里面有什么东西？

youdao