介绍： 1.detect [dɪ'tekt]
vt. 察觉；发现；探测
Some sounds cannot be detected by the human ear.
有些声音是人的耳朵无法察觉到的。
detective adj. 侦探的 n. 侦探
detector n. 探测器；检测器

2.probe [prəʊb]
v. 调查；探测
n. 探针；调查
The journalist was probing into several financial scandals.
记者正在调查几起财务丑闻...

介绍： 1.detect [dɪ'tekt]
vt. 察觉；发现；探测
Some sounds cannot be detected by the human ear.
有些声音是人的耳朵无法察觉到的。
detective adj. 侦探的 n. 侦探
detector n. 探测器；检测器

2.probe [prəʊb]
v. 调查；探测
n. 探针；调查
The journalist was probing into several financial scandals.
记者正在调查几起财务丑闻。

3.explore [ɪk'splɔː; ek-]
v. 探索；探测
Let us explore the possibilities for improvement.
让我们探索改善的可能性。
exploration n. 探测；探究

4.investigate [ɪn'vestɪgeɪt]
v. 调查；研究
They're still investigating the accident.
他们还在调查这个事故。
investigation n. 调查；调查研究

5.survey [ˈsəːveɪ; (for v.) səˈveɪ]
v. /n. 调查
He got out of the car to survey the damage.
他下了车仔细检查受损的情况。
to conduct/carry out/do a survey 进行调查

6.poll [pəʊl]
n. 投票；民意测验；
v. 投票；
We’re carrying out/conducting a poll to find out what people think about abortion.
我们正在进行一项民意调查，了解人们对堕胎的看法。

7.questionnaire [ˌkwestʃəˈneə(r)]
n. 问卷；调查表
Teachers will be asked to fill in a questionnaire.
教师们将被要求填写一份调查问卷。

8.census ['sensəs]
n. 人口普查，人口调查
We have a census in this contry every ten years.
我们在这个国家每10年进行一次人口普查。