那里本来有几千万株树木。

There should be millions of trees.

这年秋天，若把国内外的仿制品通通计算在内，呼拉圈的总销售量估计有几千万个。

In the fall of this year, if all domestic and foreign imitations are counted, the total sales volume of the hula hoop is estimated to be tens of millions.

这团火焰有几千万摄氏度，它的火舌向外延展了几万公里，甚至能包裹住100个地球。

The ring of fire, heated to tens of millions of degrees, stretches out tens of thousands of miles - and is so big it could contain more than 100 Earths.

全力开发水电将会严重损害邻国的利益，包括那些居住在湄公河、萨尔温江及怒江下游平原的几千万居民。

But the full exploitation of hydro potential would damage immensely the livelihoods of tens of millions of people living downstream in the plains of the Mekong, Salween and Brahmaputra rivers.

千万不要挑拨夫妻关系。

Never get between husband and wife.