Sfi
[医][=sexual functioning index]性功能指数
🗣️ 情景例句
Have a go at it.
你来试一试。
Action is the proper fruit of knowledge.
行动是知识的巧果。
If the Houses of Parliament had not been burned down in 1834, the great clock would never have been erected.
如果不是国会大厦在1834年被焚毁的话，这座大钟永远也不会建造。