冰河时期

n.冰川时期; 冰期

glacial periods───冰河时期

colonial period───殖民地时期

grace period───（行动、责任等的）宽限期

initial period───初始期

trial period───试用期

critical period───关键期；[植]临界期

glacial epoch───冰川期；冰河时期

Two thirds of the continent is covered in ice during glacial period.───该大陆的三分之二地区在冰河时代被冰覆盖著.

As the glacial period drew to a close and temperatures began to rise, there were two final cold snaps.───当冰河期接近尾声，气温也随之上升时，又出现了两段严寒时期。

The volcano became active during the glacial period. The last eruption was in 1986.───这座火山于冰河世纪进入活跃期，最后一次喷发是在1986年。

It was formed as a limestone cave during the glacial period.───它是于冰河时期形成的石灰岩洞。

The volcano became active during the glacial period.The last eruption was in 1986.

This discovery provides important data and evidence for establishing the climatic stratigraphic sequence and division and correlation of the Quaternary glacial period on the Qinghai-Tibet plateau.

As the glacial period drew to a close and temperatures began to rise,[sentencedict.com/glacial period.html] there were two final cold snaps.

Two thirds of the continent is covered in ice during glacial period.

The tools were apparently created during a burst of cultural growth, when the human population was slowly recovering from a severe glacial period.

When Will the Earth Enter the Next Glacial Period?

The climatic cycles of the glacial period in Europe over the past 2.5 million years have accelerated this erosion process.

Cathaya argyrophylla is relic plant from the third glacial period, which has great research value.

During the last glacial period the sea level was low and the terrestrial matters transported into the southern SCS increased and the ecologic environment in the studied sea area deteriorated.