Lockplate
锁定板
🗣️ 情景例句
He is not up to the job.
他不能胜任这个工作。
Have you ever thought about becoming a professional musician?
你曾经想过要成为职业音乐家吗？
The police were called in, but they could not arrest anyone,
警察被召来了，但他们却不能逮捕任何人，