We've tried other products in a similar vein before and had disasters.

我们以前也尝试过类似的其他产品，但都失败了。

In a similar vein, double-decker elevators have also come to prominence, particularly in cities across Asia and North America.

同时，双层电梯也开始崭露头角，尤其是在亚洲和北美的城市。