A private detective had been tailing them for several weeks.

私人侦探几个星期来一直在跟踪他们。

The application of the middle line method of dam construction and the tailing transportation using water isolation pumps are an effective way.

采用大坝中线法施工，采用隔水泵输送尾矿是一种行之有效的方法。

Electronic retailing has predictably become known as e-tailing.

网上零售业正如所料地以变得为人所知了。

Zinnwaldite can be separated effectively by the high gradient magnetic separation from the tailing.

采用高梯度磁选可将铁锂云母从尾矿中有效分离。

But the boom is tailing off.

但是这些繁荣正在逐渐消失。