Dava
abbr. Defense Audiovisual Agency 防御视音频设备机构
🗣️ 情景例句
It's about my grandfather.
是关于我爷爷。
Wade not in unknown water.
不知水的深浅，不可粗心趟水过河。
Why can't you do something about it? Can you change it?
干吗你不想点办法呢？你能换掉它吗？