在主流发达国家，例如比如美国，就采用 助理教授（assistant professor，ap）→副教授（associateprofessor）→教授（full professor）→讲席教授（chair professor） 的职称体系. Um, trolls, polls and crap. Abandon hope all ye who enter here!
DocuSign Exploit Exposes Businesses to Fake Invoice Scams
A figure skating community covering ice skating and the olympic games.
