expansion

US /ɪkˈspæn.ʃən/
UK /ɪkˈspæn.ʃən/
"expansion" picture
1.

扩张, 膨胀, 扩大

the action of becoming larger or more extensive

:
•
The rapid expansion of the universe is a key concept in cosmology.
宇宙的快速膨胀是宇宙学中的一个关键概念。
•
The company announced a major expansion into new markets.
该公司宣布大规模拓展新市场。
:
enlargementgrowthincreasedevelopmentspread
:
contractionreductionshrinkage
2.

膨胀, 扩张

an increase in the volume of a substance when heated

:
•
Thermal expansion is why gaps are left in bridge construction.
热膨胀是桥梁施工中留有间隙的原因。
•
The expansion of water when it freezes can burst pipes.
水结冰时的膨胀会导致管道爆裂。
:
dilationswellinginflation
:
expansive