Xiphisterna
n. 剑胸骨( xiphisternum的名词复数 ); [医]剑突, 剑胸骨
🗣️ 情景例句
They talk about things like family, work, school or sports.
他们常常谈论家庭，工作，学校或运动。
Did you phone him yourself?
你自己亲自打电话给他吗？
What's the time?
几点了？