Stroboscopy
闪光测频法
🗣️ 情景例句
I've decided to stay at home and be a full-time mother.
我决定留在家里做一个专职母亲。
Light come,light go.
易得则易失；来得容易去得快。
Good afternoon! I've come to return your pan. Thank you very much for lending it to me.
下午好！我来还你锅。非常感谢你能把锅借给我。