Xiphisterna
n. 剑胸骨( xiphisternum的名词复数 ); [医]剑突, 剑胸骨
🗣️ 情景例句
If we're all prepared to recycle paper, thousands of trees could be saved every day.
如果纸能被循环利用，那么每天千千万万的树木就可得以挽救。
Let's fight one-on-one!
来单挑！
Did you know he was having an affair?
你知道他有外遇了吗？