当他准备攀登珠穆朗玛峰时，朋友们高喊'勇攀高峰！'为他加油。

As he prepared to climb Mount Everest, his friends cheered '___Excelsior!' to encourage him.

她用小木屑填充礼物盒的空隙以防止物品晃动。

She filled the gaps in the gift box with ___excelsior to keep the items from moving around.