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.火星的直径比地球的半径稍大些.The diameter of Mars is ...
儿童节那天所有的孩子都打扮得很漂亮.The children were all beautifully got up on Children's Day.卡卡,你知道什么时候是儿童节 吗 ?Do you know when Children's Day is, KaKa?在儿童节这天孩子们玩得很开心.On Children's Day little boys and girls have a wonderf...
Peregrine falcons usually pluck the feathers and strip the flesh off their bird prey.游隼捕到鸟类猎物时,通常是先拔掉它们的羽毛,再把肉撕下来.Those falcons will think twice before they mess with us.下次那些猎鹰再惹我们,可要想清楚了!Falcons, found worldwide, common...