Sadly, adding extra contrast is one of the most overlooked and under-used techniques.
很可惜，添加额外的对比是最被忽视和弃用的技巧之一。
2
In the past, a wealth of raw data on climate has been under-used, often ending up as static PDFs or on specialists' hard drives.
过去，大量原始的气候数据没有得到充分的利用，往往变成静止的PD F文件或终止在专家们的硬盘上。
3
Much of that money pays for under-used rural services to cart fresh air from village to village, while commuter trains into London and other big cities are jammed to the LIDS.