英[\'saɪfərɪŋ]
美[\'saɪfərɪŋ]
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