顶上的

1.You hoist a flag when you pull it to the top of its pole.

升旗，就是把旗子拉到旗杆的。

2.His darts trophy takes pride of place on the mantelpiece.

他将掷镖奖杯放在壁炉最显著的地方。

3.Pvt.Chalmers Davis, a mortarman, found an observation post on top of a wrecked house.

迫击炮手，列兵查尔姆斯·戴维斯在所炸毁的房屋立炮兵观测阵地。

4.Rock climbers descend the spire of Tricouni Nail in the Needles of South Dakota Black Hills.

攀岩在南达科他州的像针陡峭的黑山攀岩而下。

5.According to this hypothesis, the solar wind could transfer energy and momentum to the plasma surrounding the earth only by wave motions along the magnetopause.

根据这项假说，太阳风只能靠磁层的波动，来传递能量与动量给地球四周的电浆。