Echinus
n. 海胆
🗣️ 情景例句
Scientists have confirmed that the Earth is, indeed, round.
科学家证实，地球确实是圆的。
How many pieces are you going to buy?
你要买几个？
New Zealand wine is of high quality and is sold all over the world.
新西兰的葡萄酒质量很高，销往世界各地。