这些波浪，内波，可能会有几万米长，持续几个小时。

These waves, internal waves, can be tens of kilometers long and can last several hours.

youdao

这礼拜我确实已经出去滑了两次雪，每次里程3万米。

I mean, I did get out for two sessions of skate-skiing this week already, about 30 kilometers each.

youdao

只有翱翔在万米高空的雄鹰，才能看见地平线的第一缕阳光。

Only fly high in million meters of the eagle, can see the first sunshine.

youdao