half open和half-opened这两个词相等吗?门半开着怎么说?

half Half half 求half-open和half-opened区别是前者指状态,后者指动作吗? half open和half-opened这两个词相等吗?门半开着怎么说? in half ,at half,by half的区别和用法 full canvased,half canvased,和 half half hour =half an hour half hour half an hour 的意思有和区别? roll half .motor half half whie,half Half-raw,half-ripe 什么是“half and half” half past hour和half to hour的区别 half students和half of the students有什么区别 Well begun half done Well begun 和 half done half an hour 和a half hour有什么区别? half an hour和a half hour一样吗? half an hour和a half hour一样吗?