Streambed
n. 河床
✅ 同义词
🗣️ 情景例句
I'm not sure. I'll have to check.
我不能确定，我必须查一下。
You haven't changed a bit!
你一点都没变！
I'm sorry, but I don't really have much choice.
对不起，我实在没有什么选择余地。