to investigate the opinions or behaviour of a group of people by asking them a series of questions （对…）作民意调查，进行民意调查◆87% of the 1 000 companies surveyed employ part-time staff. 被调查的 1000 家公司中，有 87% 雇用兼职人员。
to study and give a general description of sth 总体研究；全面评述；概述◆The websites of the major stores were surveyed to see how easy to use they were. 对大商店的网站进行调研以便了解其使用的方便程度。
to measure and record the features, etc. of an area of land or of a building 测量；测绘；勘测◆Have the house surveyed before you decide whether to buy it. 在你决定购买房子之前，先请人勘查一下。