abstractor的音标：abstractor的英式发音音标为：[æbst'ræktər]abstractor的美式发音音标为：[æbst'ræktər]...

n.拖拉机，牵引器...

n.抽油烟机( extractor的名词复数 )...

n.量角器，分度规( protractor的名词复数 )...

cephalotractor的音标：cephalotractor的英式发音音标为：[sefələt'ræktə]cephalotractor的美式发音音标为：[sefələt'ræktə]...

Since 1960, many horizontal immersion extractors have been introduced.自1960年以来, 采用了许多水平浸提装置.These include the canvas extractors developed by the Institute of Forest Genetics at Placerville California.其中包括加利福尼亚的泼拉崖维尔森林遗传研...

n.拖拉机( tractor的名词复数 )，牵引机，（牵引式挂车的）牵引车，拖车头...

环形拉钩...

The building work is now behind schedule, but contractors are confident that they can make up for lost time.这项建筑工程目前落后于预定计划，但是承包人有信心把失去的时间补回来。We got estimates from three different contractors before accepting the lowest....

They supplied large numbers of tractors to peasants.他们向农民供应了大批拖拉机。All the tractors except this are good in quality.除了这台拖拉机,所有其他的拖拉机质量都很好.Tractors, Excavators, Construction Plants, Agricultural Machinery, Golf Course and ...

contractors的音标：contractors的英式发音音标为：[kɒnt'ræktəz]contractors的美式发音音标为：[kɒnt'ræktəz]...

protractors的音标：...

After installing the protractors , check the assembly for squareness prior to using the machine.按完量脚器后, 请在使用前仔细检查各个部件的按装....

protractor的音标：protractor的英式发音音标为：[prə'træktə(r)]protractor的美式发音音标为：[pro'træktɚ, prə-]...

The bathroom is ventilated by means of an extractor fan.这个浴室使用抽风扇通风。He makes fresh orange juice with an electric extractor.他用电动榨汁机榨取新鲜的橙汁.The inspector asked the restaurant to replace the filter on the air extractor.监察员要...

...the carcass of a rusted tractor.一辆生锈的拖拉机残骸Our tractor is out of order.我们的拖拉机坏了。The clanking tractor went along , shooting smoke out of its belly.拖拉机铿铿地开了过去, 从车肚里喷出烟来.A sprayer hooked to a tractor can spray five gallon...

With this pool of slave labor, you can underbid any contractor in the city.有这些可怜的劳工, 你可比这城里的所有承包商出更低的价.A contractor was hired to drain the reservoir and to excavate soil from one area for replacement with clay.雇了一个承包商抽干水...

microretractor的音标：microretractor的英式发音音标为：[maɪkrɔ:ret'ræktə]microretractor的美式发音音标为：[maɪkrɔret'ræktə]...