He noticed that the clock on the mantelpiece said nine, meaning twenty - one.

他注意到壁炉架上的座钟已是九点了，那就是说二十一点。

youdao

He noticed that the clock on the mantelpiece said nine, meaning twenty - one.

他注意到壁炉架上的座钟已是九点了，那就是说二十一点。

youdao