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
The welcome sign over the door.
门上的欢迎标语。
I've got no idea.
我不知道。
Mrs.Anne Sterling did not think of the risk she was taking when she ran through a forest after two men.
安。斯特林夫人在穿过森林追赶两个男人时，她并没有考虑到所冒的风险。