Archaeologists soon used plastic sheets to cover them for protection .
考古专家随即就用塑料纸覆盖表面作为保护。
In the work zone are two mixers , a large scale , and a cooling rack stacked with cookie sheets .
工作区有两个搅拌器、一个大天平和一个放有曲奇纸的冷却机架。
On computer , we do not have to change the sheets , just open a new page .
在计算机上我们不用换纸,只用打开一个新页面。
There are numerous robot applications for doing personal chores , such as vacuuming carpets , ironing sheets or cutting grass .
很多机器人应用程序能做一些个人琐事,例如使用吸尘器打扫地毯,熨烫被单或割草等。
She described the doll 's wardrobe and the tiny green glasses ; the satin bedcovers and embroidered sheets ......
她说到玩具衣柜、微型绿色玻璃杯、缎子床罩和绣花被单……
After pouring his mixes onto some cookie sheets and setting them out to dry , he mentions that he 's also going back to school , this time for an online master 's degree in international business and marketing .