莫妮卡拿起她的伯罗圆珠笔，放在牙齿间转动着。Monica picked up her Biro and revolved it between her teeth.他吧嗒一声把笔帽扣在了圆珠笔上。He snapped the cap on his ballpoint.市场上圆珠笔泛滥.There is an overflow of cheap ballpoint pens in the market....
The painted murals in the Dunhuang Grottoes along the ancient Silk Road in China form the world's longest painted corridor , with a total of 45,000 square metres of painted murals.中国丝绸古道上的敦煌莫高窟内的壁画是世界最长的石窟画廊.窟内有壁画45...
出售非官方纪念品的推销员的生意也很红火。Salesmen of unofficial souvenirs have also been doing a roaring trade.所有出色的说客和推销员都是一样的。All great persuaders and salesmen are the same.那推销员真是个骗子。That salesman is a real crook....
Fish populations assume highly localized distributions within each river.鱼群分布集中在每条河的某些区域.Those candies will the average distributions among those six children.那些糖果要在那六个儿童中间平均分配.Probability distributions are classified as...