Dsir
abbr. Department of Scientific and Industrial Research <英>科学与工业研究局
🗣️ 情景例句
They're real watches. They tell you the time, don't they?
当然是"真的表"罗。会走也会报时，不是吗？
To know one's self is true progress.
能有自知之明就是真正的进步。
Hi, Li Lei! How are you?
嗨，李垒！你好吗？