Helicoidal sifting machine
[化] 螺旋转筒筛
🧩 词语组成解析
n. 螺旋面
n. 筛, 过滤, 筛过的东西, 滤下来的杂质, 筛下来的杂质, 滤过的东西\\n[计] 筛选, 淘汰
🗣️ 情景例句
I think I'm quite proficient in both written and spoken English.
我认为我在英语读写方面相当熟练。
Rome was not built in a day.
罗马并非一日可建成；坚持必成。
Who could have imagined, in the mid 1970s, for example, that by the end of the 20th century, computers would be as common in people's homes as TV sets?
举个例子吧，在20世纪70年代中叶又有谁能想得到在20世纪末的时候，家庭用的计算机会像电视机一样普遍？