Osteon
n. [医]骨单位(密质骨构造的基本单位)
🗣️ 情景例句
I grew up in a very close, loving family.
我生长在一个亲密友爱的家庭中。
The paperhanger is working with sticky wallpaper.
裱纸匠正在贴着附粘胶的壁纸。
Let's go to the first island.
我们到第一个岛上去吧。