Ringback
回铃声（电话服务）；有回铃音的电话
🗣️ 情景例句
She is making steady progress in her learning.
她在学习中不断进步。
Don't you have a heart?
你有没有良心啊？
Fortunately we found some that was still dry and carried it back to the cave.
幸好，我们找到了一些干木柴，并把木柴抱回岩洞。