Osteon
n. [医]骨单位(密质骨构造的基本单位)
🗣️ 情景例句
When can I photograph a class?
我何时才来上课呢？
I'm sure he will be able to find the place.
我确定他会找到那地方。
for the descriptions given by people who claimed to have seen the puma were extraordinarily similar.
因为凡是声称见到过美洲狮的人们所描述的情况竟是出奇地相似。