•an exploratory expedition to Antarctica南极远征勘探队

•She's having some exploratory tests done to find out what's causing the illness.她正在接受一些检查以查明病因。

•We're having an exploratory meeting next week to talk about (= a meeting in order to examine) the possibility of merging the two companies.我们下星期将进行试探性会谈，探讨两家公司合并的可能性。