In time, you will want to pick up some more advanced books, and probably a reference, but once you have some knowledge of the language, you will have a better idea of what you need.
同时，你可能还想买几本进阶书或是一本参考书，但一旦你具有了这门语言的部分知识，你会对你需要什么有更好主意。
A. Previously I have said it would be a bad idea to contact aliens because they might be so greatly advanced compared to us, that our civilization might not survive the experience.
答：我先前确实说过与外星人取得联系不是一个好想法，因为外星人可能会比我们先进得多，人类文明可能因此毁于一旦。
Needs to have one kind to be correct, the advanced marketing service idea.
需要具备一种正确的、先进的营销服务理念。
应用推荐