Dida
abbr. differential in-deptb analysis 差值分析
🗣️ 情景例句
Don't litter.
请不要乱扔东西。
Early to bed and early to rise,makes a man healthy,wealthy and wise.
早睡早起，使人健康、富有而聪明。
Tomorrow I want you to give us a talk, Jim.
吉姆，明天我想请你给我们作一次讲话。