There are a lot of winding footpaths in the col.山坳里尽是些曲曲弯弯的羊肠小道.There are many footpaths that wind through the village.有许多小径穿过村子.They campaign nationally for the protection of commons, village greens and footpaths.他们在全国搞...
They campaign nationally for the protection of commons, village greens and footpaths.他们在全国搞运动宣传保护城市公园 、 乡村绿地和人行小径.I do hope that people will make use of footpaths and treat them with due attention that is needed.我真希望人们使用...
Thin film electroluminescent display is one of the main flat panel displays.薄膜电致发光显示是平板显示的主要技术之一.Polyfluorene and its derivatives is one of the most promising electroluminescent polymers.聚芴衍生物是最有发展潜力的电致发光材料之一.Provided ar...