By that time 'Ping-Pong' had been registered as a trademark, so the earlier name of table tennis was re-introduced.

在那时，乒乓球被作为一种商标予以注册，所以，乒乓球再度浮出人们脑海的记忆。

youdao

By that time 'Ping-Pong' had been registered as a trademark, so the earlier name of table tennis was re-introduced.

在那时，乒乓球被作为一种商标予以注册，所以，乒乓球再度浮出人们脑海的记忆。

youdao