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
I have met some people from my country, which has helped me adjust a little.
我遇到了我的同胞，这让我更适应一些了。
Internet is number one!
国际互联网真是顶呱呱！
This is not easy, and may require two porpoises working together.
这并非易事，可能需要两只海豚合伙干才行。