day eye英[dei ai]美[de aɪ][词典]倾斜探井;[例句]The grazing behavior of Kerqin cattle was studied with the whole day long eyeobservation method in the spring of2002 at a natural pasture.2002年春季在内蒙古科左后旗的天然草场上，采用跟群放牧全日观察法，定量研究了自然放牧状态下成年科尔沁牛牧食行为。