Nbdes
美国国家标准化数据加密规范局
🗣️ 情景例句
What do you do for a living?
你是做什么的？
Offence is the best defence.
进攻是最好的防御。
She kept it tied to a tree in a field during the day and went to fetch it every evening.
白天，玛丽把羔羊拴在地里的一颗树上，每天晚上把它牵回家。