Sippy
n. 夕皮士（指50～80岁有稳固收入的消费者）
🗣️ 情景例句
Please do the work at your own convenience.
请在方便时把这事做一做。
He speaks with London accent.
他带点伦敦口音。
Frank could hardly conceal his excitement, for he knew that he had made a real discovery.
弗兰克几乎无法掩饰自己兴奋的心情，因为他明白自己发现了一件珍品。