Pentagrid
n. 五栅管, 七极管
🗣️ 情景例句
You haven't changed much in fifty years.
你五十年来没有什么变。
While waiting for the train I killed time by reading a book.
在等火车的时候我看书来消磨时间。
The Hubble will tell us a great deal about the age and size of the universe.
哈勃将告诉我们有关宇宙的年龄和大小的许多事情。