上学期我上了一门考古学的课，在这门课上我们花了很多时间来研究确定物件日期的方法。
Last semester I took an archaeology class and we spent a lot of time studying ways to date things.
这两种测量方法的差别为研究者提供了对于刺激反应的水平和持续时间的指示。
The difference between the two measures provides the researcher with an indication of the level and duration of the response to the stimulus.
这种研究方法不必对实验对象的过去进行长时间的追溯。
Those kinds of studies don't let one go back a long, long time in the lifespan.
应用推荐