This is the latest brain-teaser taking the Internet by storm, inviting people to take on the challenge in fewer than five seconds.

这是最近风靡网络的脑筋急转弯，让人在五秒钟内挑战成功。

youdao

This is the latest brain-teaser taking the Internet by storm, inviting people to take on the challenge in fewer than five seconds.

这是最近风靡网络的脑筋急转弯，让人在五秒钟内挑战成功。

youdao