英语长难句成分,下面句子的主干?主语及谓语各是什么?The first they dealt with by coating th_英语解答

英语长难句成分,下面句子的主干?主语及谓语各是什么?
The first they dealt with by coating the top of the device with oxides of hafnium,molybdenum and titanium,in layers about 100 nanometres thick他们在设备顶上盖上了大概100纳米厚的二氧化铪、氧化钼和氧化钛的混合物.

人气：360 ℃　时间：2019-08-17 17:52:28

解答

主谓结构句子,主语they 谓语dealt with ,by 介词引导方式状语从句,意为：通过…手段,by 后面的动名词coating＋宾语the top of the device,with 后面的宾语补足语修饰the top of the device,最后in layers about 100 nanometres,介词“in”＋名词也构成宾语补足语,修饰the top…,手机打字,