Falsely using other's credit cards as their own should include the personating as other's identity and using other's credit cards.

冒用他人信用卡包括冒充他人身份和使用他人信用卡的行为，二者必须同时具备。

He was eating an apple, and giving a long, melodious whoop, at intervals, followed by a deep-toned ding-dong-dong, ding-dong-dong, for he was personating a steamboat.

他正在吃苹果，不时地发出长长 的、好听的“呜——”的叫声，隔会儿还“叮当当、叮当当”地学铃声响，他这是在扮演一 只蒸汽轮船。