Pistons
n. <机>活塞( piston的复数形式 )
🗣️ 情景例句
No, Robbie.
不 Robbie。
The petroleum region is centered largely in the north.
那里的石油区大部分集中在北部。
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。