There are too many schools chasing too few pupils.太多的学校在争夺太少的生源。The huntsmen rode fast,chasing after the fox.猎人们纵马飞奔，追捕狐狸。The ferocious panther is chasing a deer.那只凶猛的豹子正追赶一只鹿。"I was always chasing after unsuitable men,"...
火星的大气层极其稀薄，几乎全部由二氧化碳构成。Mars has an insubstantial atmosphere, consisting almost entirely of carbon dioxide.火星的大气层中只含有极少量的水。The Martian atmosphere contains only tiny amounts of water.空间站在重返地球大气层时会被烧毁。The station would burn...
因此,如果在某个地区内只在某单块抽样小区内采样,那末就可能得到某种较为含糊的结果.Thus setting up a single sample plot in an area can produce some rather bewildering result.用于修饰或说明不跨块界而包含在一单块中的记录 ( 或其它数据单位 )Pertaining to a record ( or other unit ); not crossing...