求翻译：2. 2. 1 紫杉醇对S-D大鼠主动脉内皮细胞增殖的抑制作用 紫杉醇在1-1000 nmol/L呈浓度依赖性抑制S-D大鼠主动脉血管内皮细胞增生，紫杉醇在1nmol/L时即对S-D大鼠主动脉血管内皮细胞有抑制作用，但与对照组比较无显著性差异（P=0.06），随着紫杉醇浓度的增加，对内皮细胞的抑制作用逐渐增强（P＜0.01，紫杉醇在1000 nmol/L时，对内皮细胞的生长抑制率为54.7%（P＜0.01）;无水乙醇对内皮细胞生长无明显作用（表1）是什么意思？

2.2. 1 yew alcohol on S-D large rats active pulse endothelial cell proliferation of inhibition yew alcohol in 1-1000 nmol/L is concentration dependency suppression S-D large rats active pulse vascular endothelial cell hyperplasia, yew alcohol in 1nmol/L Shi is on S-D large rats active pulse vascular endothelial cell has inhibition, but and controlled group comparison no significantly sexual differences (P=0.06), as yew alcohol concentration of increased, on endothelial cell of inhibition gradually enhanced (P<0.01, yew alcohol in 1000 nmol/L Shi, on endothelial cell of growth suppression rate for 54.7% (P<0.01); no water ethanol on endothelial cell growth no obvious role (table 1)