Sonalert
固体音调发生器
🗣️ 情景例句
Why don't we take a walk down to the river?
我们何不一路散步到河边去呢？
What do you want to be after school?
当你完成学业以后，你要做什么？
So where's your bike today?
那么今天您的自行车在哪里呢？