1.More Kestrels at the area with perch than that without were recorded. The Kestrels stayed at area with perch significant longer than that without(t=2.32, df= 109, P
试验区红隼个体平均停留时间显著长于不具栖木的对照区(t=2.32, df=109,P
2.Little birds perch themselves on the branches.
小鸟儿栖歇在树枝上。
3."I will play until the time comes when somebody is better than me. I would happily be knocked off my perch."
“我会一直比赛，直到有人超越了我，那时候我会很高兴被淘汰出我的位置。”
4.Come off your perch and stop considering yourself as the most important person here.
别狂妄了，不要自以为这儿你是老大
5.To lay(cloth) on a perch in order to examine it.
放在框架上为检验质量把布放在验布架上
6.Any of various similar or related fishes, such as the pike perch or the grouper.
河鲈属的鱼任何一种有关或类似的鱼类，例如狗鱼或双棘石斑鱼
7.But the hawks apparently decided to try finding a new perch on the other side of the park.
不过，2只老鹰显然已决定试著在公园另一边寻找新的栖身之处。
8.Like other piscine IL-8 sequences,the sea perch IL-8 lack ELR motif upstream the CRC,and the third amino acid of Arg was substituted by His.
与其他鱼类的IL-8相似,花鲈IL-8序列中也缺乏哺乳类中存在的ELR基序,而含有ELH结构。
9.The climbing perch "walks" by standing up on its fins and moving its tail back and forth .
攀鲈「走路」的方式是以鱼鳍站立，并将尾巴来回摆动。
10.A fish, such as the walleye, that is related to the perch and resembles the pike.
梭鲈鱼一种与鲈有亲缘关系并貌似长矛的鱼，如大眼鲥鱼
