Flac
abbr. 无损音频编解码器（Free Lossless Audio Codec）；程序使用手册；音频文件格式
🗣️ 情景例句
who used to run the drugstore in town.
他过去在镇上经营药房。
Which one do you prefer?
你比较喜欢哪一个？
I watched Hope secretly for a week, and I even paid a visit to her at work.
我秘密观察了霍普一个星期，甚至还在她工作时拜访了她。