Those who jumped without a job haven't always landed in top positions quickly.
那些没有工作就跳槽的人并不总能迅速进入高层职位。
The best uses of 3D printers and virtual reality haven't been invented yet.
3D打印机和虚拟现实的最佳用途尚未被发明出来。
Sellers that use eBay and Etsy, which provide platforms for smaller sellers, also haven't been collecting sales tax nationwide.
使用eBay和Etsy的卖家，这两个平台为小型卖家提供服务，也一直没有在全国范围内收取销售税。
I personally have never seen all that much intellectual value in memorizing things," Sparrow says, adding that we haven't lost our ability to do it.
我个人从未在记忆事物中看到太多智力价值，斯帕罗说道，并补充说我们并没有失去这种能力。
Nails themselves have changed over the years, but Sichel studied them because they haven't changed much.
钉子本身在这些年里已经发生了变化，但西格尔研究它们是因为钉子的变化不大。
例句取自历年考研英语真题，翻译为机器生成，仅供学习参考。