Tetraster
四星体
🗣️ 情景例句
Thank you. Just put them on my desk.
谢谢。 把它们放在我桌上。
I cannot believe that.
我还是不敢相信。
We're going to a really nice place down by the river. It's a good place for a camp and there's plenty of shade under the trees.
我们要沿河去一个很好玩的地方。那是个很好的宿营地，有很多树阴凉。