A properly outfitted Linux server can emulate the hardware for a licensed copy of OpenVMS, at a far more modest cost than the one to keep a legacy host humming for just a few useful hours a year.

一个适当配置的Linux服务器能够仿真一台经许可的OpenVMS副本的硬件，和一年只用上几小时还嗡嗡叫的老古董相比，花费要少多了。

youdao

It has been almost an year ago when I posted the 22 useful free icon packs list.

距离我发布那篇22个有用的免费图标包名单已经是大概一年前的事了。

youdao

The most useful item above was probably this 15 year old ultrasonic humidifier. It produces large amounts of real fog.

上述项目中最有用的或许是这个有着15年历史的超声波增湿器，它产生大量真正的水雾。

youdao

The industry says useful gifts like pots and pans, toasters and tools were popular last year.

VOA: special.2010.11.26

Fronstin offers up a real life example of how useful contributing after the end of the year can be.

FORBES: Millions Of Americans Can Cut Their 2012 Tax Bills--And Don't Know It

However, the 23-year-old has contributed useful runs down the order, including 55 at Edgbaston to help put England in a strong position.

BBC: Form merited England call - Trott

Some of Mr. Yates's favorites included an annual tickseed (Coreopsis tinctoria), useful because it would flower in the first year.

WSJ: Meadows Instead of Lawns Are in Fashion in Residential Landscaping