Then a junior boy whose name I didn't know said he'd left his math notebook in the library and if you saw it, please give it to him.

然后，一个不知姓名的三年级男生说，他的数学笔记落在了图书馆，如果有人看见了，就请交给他。

youdao

Then a junior boy whose name I didn't know said he'd left his math notebook in the library and if you saw it, please give it to him.

然后，一个不知姓名的三年级男生说，他的数学笔记落在了图书馆，如果有人看见了，就请交给他。

youdao