我们务必永久记住，正在这场斗争中包袱最为沉重的美国人正是那些报效我们祖国的男男。

And we must always remember that the Americans who have borne the greatest burden in this struggle are the men and women who serve our country.

youdao

我们务必永久记住，正在这场斗争中包袱最为沉重的美国人正是那些报效我们祖国的男男。

And we must always remember that the Americans who have borne the greatest burden in this struggle are the men and women who serve our country. Applause.

youdao

造成这种情况的原因有两个：首先，它们生活在活动层中，请记住，活动层中包含的水不会渗透永久冻土。

There're two reasons for this: first, they live in the active layer, which, remember, contains water that doesn't penetrate the permafrost.

youdao