Polygonal screen
[化] 多边筛
🧩 词语组成解析
polygonal
['pɔligənl]
adj. 多角形的，多边形的;
screen
[skrin]
n. 屏幕;银幕;屏风;
vt. 掩藏;庇护;检查;放映;
🗣️ 情景例句
Here is our draft contract.
这是我们草拟的合同。
I think it's going to be too high.
我认为它将太高。
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.
然而，在和外星人联系中我们遇到的最大困难是分隔我们的天文距离。