机体内环境的稳态是指

sell sth at和sell sth for,buy sth at和buy sth for 的区别sell和for是不是都可以跟at，for+价钱，如果可以，有什么区别？如题:I buy these apples____this shop______12dallorsA.to,at B.from,for C.to,for D.from,at还是D并说明a That is the house _______ you can enjoy the scenery.这道题可以填in which吗?That is the house _______ you can enjoy the scenery.A.in that B.that C.which D.from which这道题可以填in which吗? hold hold住 hold姐 难道“给力 坑爹 神马 浮云” 这些网络流行语,不流行了?out 最新网络流行语 hold姐到底代表着什么?英文不好,请问 "hold” 英文 如何发音? 不容忽视的“镉大米” 阅读答案 Being called a menial ,he blew his top .为什么Being called a menial 翻译成因为被称为xxxx呢 the furniture in the house （） over decorated that makes people feel oppressive.a.are b.were c.is d.was选c,为什么? 英语翻译如果有固定短语, He has books. He had books. 怎么翻译 what does the music remind you _____?(介词填空） 王字旁,廖字去除广念什么 网络流行语“屌丝”的“屌”什么意思? 英语翻译没有翻译么 五星红旗代表着我们伟大祖国的什么? What does Peggy think of the white skirt? 形容人严谨 英文 用哪个词? 求“形容人的词语”的英文?! 英语翻译I will use their own way to forget you,but you have to promise me,must be a good. 英语：形容人的形容词?越多越好! What do you think of Rock Lee? what is your version of cars in the future 中国历史上那个朝代存在的时间最短 rainbow是么意思 完整的句子是“echoes of the rainbow 请帮忙想一个与中文发音近似的英文名!中文发音为Yu Huaining.最好有寓意,还有我是女孩哦! 我叫罗颖珊~是位女生.想取个好听又有意思的英文名.最好是跟中文发音差不多. 正确的句子用英语怎么说 这个英语句子正确吗?I like dogs,because they are friendly and easily quiet. 这英语句子正确吗It doesn't seem to be much chance of his research group making breakthrough in the field正确不是there doesn't seem吗 Lucy___her dog and now she is walking it.A.has found B.is finding C.finds what does the writer think of his hometown?中文意思? what does the writer think of her brother 的意思 张华将一个正方形纸片剪去一个宽为5cm的长条后,又在剩下的长方形中剪去一个宽为6cm的长方形,若两次剪下的长条面积正好相等,原来的正方形的边长是多少? Re-install the latest version game client 是什么