Spiraster
旋星体
🗣️ 情景例句
It's such an important decision.
这是一个如此重要的决定。
This nation is noted for its economic stability.
这个国家以它的经济的稳定性闻名。
In it there was a boatman fast asleep.
船上有一船夫在呼呼大睡。