Yfs
(yf 的第三人称 -s形式) abbr. 黄热病（Yellow Fever）
🗣️ 情景例句
Financial security, that's what it's all about.
家庭财政状况无忧，这就够了。
I'm going to tell him what to do.
我正要告诉他应该如何做。
They were expecting a valuable parcel of diamonds from South Africa.
他们正期待从南非来的一个装着钻石的贵重包裹。