Sasd
结构化分析和结构化设计
🗣️ 情景例句
Still waters run deep.
冰冻三尺非一日之寒。
To carry passenger for a fare
收费运送乘客
Then she touched me lightly on my arm and made me burst into laughter.
然后她轻轻地触摸我的手臂，使我哈哈大笑。