Keys
n. 关键帧；（钢琴等的）键；密钥（key的复数）
🗣️ 情景例句
Yes, but I can't type very quickly.
有，但我打得不是很快。
Speak less and listen more.
要少说多听。
What do the machines do? asked Jim.
“这些机器做什么用？”吉姆问。