I just decided I was a bit too frivolous to be a doctor.我刚刚决定说自己有点过于轻率，不适合做医生。It was frivolous of him to make such an accusation.他提出这样的指控真无聊.She has a frivolous nature and won't take anything seriously.她生性轻浮,什么事情都不肯...
The Atlantic Ocean had undergone changes in temperature and salinity.大西洋海水的温度和盐度已经发生了变化。In many sedimentary basins the salinity of the formation water increases with depth or compaction.在许多沉积盆地中,地层水的含盐量随深度或压实作用而增高.Salini...
Before they were replaced by steamships, sailing vessels like Cutty sark were used to carry tea from China and wool from Australia.大帆船被轮船代替之前, 象卡蒂萨克号这样的大帆船是用来从中国载运茶叶,从澳大利亚载运羊毛的.Australia's rugby union side enjoyed a...