懒散地伸开

I found him sprawl ed on the bed.

我发现他懒散地伸开双腿躺在床上。

2 To kill weed which may sprawl rampantly among crops in the first several years, effective weedicide is needed to play the same role as ploughing fields does to eliminate weed.

sprawl：肢；懒散地伸开；蔓延；rampant：蔓生的；无约束的；plough：=plow 犁在最初的几年里，杂草可能在农作物中蔓延滋生，为了消灭这些杂草，需要有效的除草剂，发挥为了消灭这些为了消灭这杂草，需要有效的除草剂，发挥与耕地同样的消灭杂草的作用。

I found him sprawled on the bed.

我发现他懒散地伸开双腿躺在床上。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。