词汇	corrosional valley
释义	corrosional valley 冲沟
随便看	administrative system of material administrative system of materials supply administrative system of material supply Administrative System of Publicity administrative system of state-owned asset administrative system of universities Administrative system of work flows administrative system reform administrative system reformation administrative systems unit administrative tactics Administrative Take-over administrative talent administrative talents Administrative Tasks administrative team administrative teamwork Administrative Technic Administrative Technics Administrative Technique Administrative Techniques administrative technologist administrative telecommunications agency administrative tendency administrative terminal