重点观察可以锻炼我们的眼力,使我们能及时地捕捉事物及其变化中的各种特征。因此,在学习过程中,我们应努力学会重点观察。确立明确的观察目的目的明确,就会克服观察的随意性,把观察的热情引导到观察重 Focus observation can exercise our eyesight, so that we can capture in time the various characteristics of things and their changes. Therefore, in the learning process, we should strive to learn the key observations. The establishment of a clear purpose of the purpose of observation is clear, it will overcome the randomness of observation, the enthusiasm of observation lead to observe the weight