在群落交错区范围内,通常划定群落片段的边界并不太困难.The delimitation of stands within ecotons generally gives on difficulties.对于陆地群落,最主要是可用性和温度.For terrestrial communities the principal variables are availability and temperature.动物群落与沉积环境有直接关系.F...
The fridge door was open and food was scattered across the floor.冰箱门开着，食物散落在地板上。The wind soon scattered the clouds.风起云散。Continuous conveyer of disc - tube assembly is scattered material conveyer of hight efficiency.串联盘管道...
用网盖住果树以免遭鸟害.Net the fruit trees to protect them from birds.房子旁边有一棵可乐果树.There was a cola by the side of the house.果树开出美丽的花.The fruit trees have blossomed out beautifully....
Relax as much as possible and keep breathing steadily.尽量放松，保持平稳呼吸。The nation's unemployment rate has been climbing steadily since last June.自去年6月以来，该国的失业率一直在不断上升。Teenage conceptions have risen steadily in the last t...
他正在环礁湖里与一只短吻鳄搏斗。He was grappling with an alligator in a lagoon.短吻鳄产于美洲和中国的江湖及湿热地带.Alligator lives in the rivers and lakes in the hot wet parts of America and China.下颚的感觉接收器让短吻鳄能察觉到水中一丁点的移动.Vibration receptors in jaws let...