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Built with slave labor , the industry here became the mainstay of venezuela 's colonial economy .

靠着奴隶劳作，这里的可可业成为委内瑞拉殖民经济的主要支柱。

Foreign firms own the three ferry lines that serve the cross-channel port , the town 's mainstay .

外国公司经营着三条穿梭于英吉利海峡的航线，这是小城的经济支柱。

On the very same day it legalised gambling , which has been the mainstay of its economy ever since .

同一天，它又将赌博合法化，从此，博彩业成为它的经济支柱。

Remittances are the mainstay of the economy as nepalis travel to the gulf , iraq , afghanistan and malaysia for work .

汇款是尼泊尔经济的支柱，因为尼泊尔人会到海湾地区、伊拉克、阿富汗和马来西亚工作。

It was clear that the massive rise in exports , the mainstay of the china growth model until 2008 , was not sustainable .

很显然，到2008年为止一直是中国经济增长模式主要支柱的出口，其迅猛增长是不可持续的。