Lightpens
(lightpen 的复数) n. 光笔（计算机的一种输入设备）
🗣️ 情景例句
There's another advanced class today at four o'clock.
今天下午四点钟还有一次高级班。
I have no idea about it.
我一点都不知道。
still persists, however; and it is as fierce as it ever was.
依然在进行着，而且和以前一样激烈。