The birth of predatory journals wasn't far behind.
掠夺性期刊的出现也紧随其后。
By looking at engineering issues from a marketing point of view, it became clear that the 11 of upgrades wasn't due to a quality issue.
从市场营销的角度审视工程问题，很明显升级的11并非质量问题所致。
The online search brought back work that had his name attached to it but wasn't his.
网络搜索结果返回了一些附着他名字的作品，但那些并不是他创作的。
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。