Karl popper
n. 卡尔·波普尔（科学哲学大师）
🧩 词语组成解析
n. 卡尔（男子名, 等于Charles）
popper
[['pɔpər]]
n. 发出砰的响声的人
🗣️ 情景例句
It's a book of pictures.
这是一本摄影集。
This river is one third as long as that river.
这条河只有那条河的三分之一长。
Ken gave up smoking two years ago. He'd been smoking for thirty years.
两年前肯戒了烟，之前他抽了三十年烟。