Helicoidal area
[机] 螺旋面积
🧩 词语组成解析
n. 螺旋面
area
['ɛrɪə]
n. 地区;区域，范围;面积，平地;领域;
🗣️ 情景例句
As a matter of fact,
事实上，
This man digs foundations for skyscrapers.
这个人在挖着高层大楼的地基。
The men got such a fright that they dropped the bag and ran away.
这两个人吓了一跳，扔下提包逃跑了。