while in some developing countries.为啥用while呀,咋看咋多余

翻译：some thing take a while to sink in. Some live in 5-star hotels,while some starve in streets.这句英语有错吗 while in some developing countries.为啥用while呀,咋看咋多余 根据首字母填空 Some wild animals live alone while some animals live in g____ 翻译：This crop does not do well in soils other than the one for which it has been specially develo Many of the techniques of modern advertising _________ in magazine ads． A.developed B.was develo 英语翻译While some 20 somethings are supposed to devote themselves to studies,they are in hot pursuit of fashion.重点说明“While some 20 somethings”的意思,感激! I am in a small apartment and only pay for utilities while doing some maintenance some give up while some always cry once in a while in a while是什么意思 in a little while 英语翻译Some of us get dipped in flat,some in satin,some in gloss.But every once in a while you find someone who's iridescent,and when you do,nothing will ever compare不要在网络上在线翻译的 Some of us get dipped in flat,some in satin,some in gloss.But every once in a while you find someone who's iridescent,and when you do,nothing will ever compare.帮忙翻译下面这段 Some of us get dipped in flat,some in satin,some in gloss; but every once in a while,you find someone who's iridescent,and once you do,nothing wi求翻译 Some of us get dipped in flat,some in satin,some in gloss.But every once in a while you find someone who's iridescent,and when you do,nothing will ever compare完整,绝对要完整的中文意思 Some of us get dipped in flat,some in satin,some in gloss….But every once in a while you find someone who’s iridescent,and when you do,nothing will ever compare. While __________ in London,the young engineer picked up some English.A：staying B：stay C：stayed D：to stay