Prf
n. pulse-repetition frequency的简 写
🗣️ 情景例句
She complained, with reason, that she had been underpaid.
她抱怨她的工资一直很低，这也不无道理。
For ￡300 to London, the commiossion is 3, please.
汇款300英镑到伦敦，费用为3英镑。
Is that true? said Lucy. She was surprised. Is it a real king's hat?
“是真的吗？”露西问。她感到惊奇。“那真的是国王的帽子？”