Omosternum
[医]胸锁关节间软骨
🗣️ 情景例句
By the way, what are you going to do on Christmas?
顺便问一下，圣诞节你打算做什么？
It doesn't happen every day.
这可不是天天都有的。
like the cooling of a hot kettle or the wearing-out of a pair of shoes.
就像一壶热水迟早会凉下来，一双鞋渐渐会磨破一样。