It first stays in its mother's pouch for six months.这句话啥意思?

baby kangaroos remain in their mother’s pouch (for5~6 months 英语翻译For the first six months of 2009,the Group’s total reven My mother was in hospital for six months. She felt as if she Baby+kangaroos+remain+in+their+mother+is+pouch+for如题 six months ago/for six months He has been there (for)six months.这句话里 for 的用法 ,以及能不能省略. It's half past six.啥意思? It will____Santa Clause more than six months for Christmas. 英语翻译it took Mark a few months to save up six dollars.这句话怎么翻译 he's been in Japan for six years.=it ___ six years ___ he ca it is the first of its kind in shanghai 汉语的意思? It's the first time for you to visit China?这句话存在语法问题吗?