Two factors may account for people's up-surging interest.
人们兴趣高涨的原因主要有两方面。
2
The mines operated up to 1990, until a surging yen and international competition drove operations out of business.
这个矿一直开到1990年，直到日元币值飙升和国际竞争才逼迫公司停止运营。
3
Carriers say that to keep up with surging traffic, driven mainly by the proliferation of online video, they need to boost revenue to upgrade their networks.