托福单词glaciation什么意思-glaciation词组短语_例句_近义词

glaciation什么意思

n.冻结成冰,冰河作用

glaciation词组短语

Huronian glaciation:休伦冰河时期

Quaternary glaciation:第四纪冰期；第四纪冰川作用；第四纪冰川

glaciation trilogy:冰川三部曲

Last Glaciation:最后冰期

ancient glaciation:古代冰川酌；古代冰川作用

Biber glaciation:拜伯冰期

glaciation boundary:冰蚀边界

cycle of glaciation:冰期旋回；冰河气候循环

continental glaciation:大陆冰川作用

glaciation近义词

n.

environmental condition,geological process,geologic process

glaciation例句

1.The problem with ascribing all tillites to glaciation,however,is that tillite deposits are widespread in Precambrian sediments.

然而，使所有的黑土形成冰川作用的问题是，在前寒武纪沉积物中广泛分布有黑土。

2.An increasingly attractive theory holds that decreases in atmospheric carbon dioxide start the cooling trend that leads to glaciation.

一个越来越有吸引力的理论认为，大气中二氧化碳的减少引发降温趋势，这趋势导致冰川作用。

3.These hills were formed by glaciation.

这些山丘是冰川作用形成的。