选一项和删去不适用者。

Please mark an "x" and delete the inappropriate one.

youdao

在以往的嵌入式设计中，你对哪种嵌入式操作系统最有经验？(请选一项)？

Which embedded operating system do you have the most experience with from past embedded designs? (Select One)?

youdao

由此推出两个结论：第一，如果你志愿参加一项研究，要参加经济学家的实验，而不选心理学家或是精神病学家的实验。

This leads to two conclusions. First, if you are going to volunteer for a study, choose the economists' experiment rather than the psychologists' or psychiatrists'.

youdao