Yfs
(yf 的第三人称 -s形式) abbr. 黄热病（Yellow Fever）
🗣️ 情景例句
There are thirty-three thousand three hundred and thirty-three feathers on that bird's throat.
那只画眉鸟的喉咙上有三万三千三百三十片羽毛。
An idle youth, a needy age.
少壮不努力，老大徒伤悲。
Well, you know I'm going to England next week for a holiday?
嗯，你知道下周我就要回英国度假吗？