So what's changed?Why do many auto makers now see light at the end of the electric car tunnel?

到底发生了什么改变使得这些汽车商看到电动汽车隧道尽头的光芒？

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The car goes into the tunnel.

汽车开进隧道。

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All inner scenes are shot inside this car. Tunnel views and station interiors will be later laid on the green background with the help of computer.

所有内部镜头均在此车厢内被拍摄。隧道和车站内部的景象将稍后在计算机的帮助下被添加在绿色背景上。

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Eurotunnel said it was managing to clear the backlog of cars and lorries waiting to use its Channel Tunnel car service.

BBC: Traffic jam

Wirth has decided to design the new Virgin car without using a wind-tunnel, a tool for shaping a car's aerodynamics that has been de rigueur in F1 for 30 years.

BBC: Lucas di Grassi joins new-look Virgin Formula 1 team

Rosemary Snell and Michael Rolfe, from Somerset, died when their car was buried at Beaminster Tunnel in July.

BBC: Dorset landslip deaths: Beaminster Tunnel hood supported