Pkb
abbr. 便携式键盘（Portable KeyBoard）；光电键盘（Photoelectric KeyBoard）
🗣️ 情景例句
Maybe she'll call back. She promised.
也许她会打电话回来。她说了。
Blind men can judge no colours.
不宜问道于盲。
He could not wash himself or get dressed.Instead, his sister or his parents had to help him.
他自己不能洗澡或穿衣服，他的姐姐或父母亲就只好帮他的忙。