Osteon
n. [医]骨单位(密质骨构造的基本单位)
🗣️ 情景例句
Win a few, lose a few. that's life.
有得也有失，生活就是如此。
I read 8 lines.
我读了八行字。
that the traveller abroad thereby denies himself the opportunity of getting to know the people of the country visited.
说这种封闭的作法使到国外旅游者失去了了解所去国家人民的机会。