这层大气称为外逸层.This region is called exosphere.在对流层上是平流层, 接着是电离层,最上层是外逸层.Above the troposphere is the stratosphere, followed by the ionosphere and capped by the exosphere....
If food is scarce it's no use complaining; we shall just have to pull in our belts.如果食物短缺, 抱怨也没有用, 我们只能勒紧裤腰带。Doctors are complaining about being barraged by drug-company salesmen...医生们抱怨他们疲于应付医药公司的销售人员。Economics wil...
You can pleat palm fronds to make huts, umbrellas and baskets.人们可以把棕榈叶折叠起来盖棚屋, 制伞,编篮子.To pleat or gather ( fabric ) into a ruffle.给(织物)打褶裥,给 ( 织物 ) 饰褶边.Now we're going to pleat the backside.现在我们将要开始制作背后的褶....
Soot is the product of the imperfect combustion of fuel.煤烟是燃料不完全燃烧的产物.... a wall blackened by soot.被煤烟熏黑的墙壁The parks and squares looked grim under a mantle of soot and ash.在一层烟尘的笼罩之下，公园和广场显得阴沉沉的。Soot is usually the produ...