Lifespans
n. （人或动物的）寿命( lifespan的复数形式 ); 存在期; 使用期; 有效期
🗣️ 情景例句
Thank you for reminding us that you will be in town next Wednesday and would like to discuss your printing services with Ms. Smith.
谢谢你告诉我你下同周三将到达达镇上并希望与史密斯夫人讨论有关印刷服务问题。
It's one o'clock sharp.
现在一点整。
It has belonged to our family for a long time.
我们家有这件乐器已经很久了，