Sphaeridium
球棘(海胆)
🗣️ 情景例句
It's a perfect day for it--a little cloudy but nice and warm.
今天是最好的看球天气，有点云，但舒适暖和。
This kind of box is not suitable for the transport of the tea sets by sea.
这种箱子不适合装茶具海运。
The Sawyer live at 87 King Street.
索耶一家住在国王街87号。