ciphering

By the time I returned with a bowl of popcorn, my son had finished his ciphering.

我拿着一碗爆米花回到房间时, 儿子已经算完了.

互联网

By the time I returned with a bowl of popcorn, my son had ciphering.

当我端着一碗爆米花回来时, 儿子已经算完了.

互联网