Grease two sturdy baking sheets and heat the oven to 400 degrees.在两块结实的烤板上抹些油，把烤炉加热到400度。There was a sturdy plumpness about her hips.她的臀部浑圆结实。a sturdy pair of boots一双结实的靴子...
在南大街上，一座巨大的砖砌建筑赫然出现在人们的视线中。On South Main Street, a huge brick building looms into view.文森特赫然耸现在我面前，面色灰白得像一块墓碑。Vincent loomed over me, as pale and grey as a tombstone.大屋赫然耸现在他们面前。The great house loomed up ahead of them....
这些火焰造成了对流漏斗，把许多微粒抛向上层大气。These fires create convection funnels, and throw a lot of particles into the upper atmosphere.对流可分为两类, 即 自然对流和强制对流.Convection can be of two types: natural convection and forced convection.散发汗水的一种方...