pearly nautilus

pearly nautilus

美 　英

• na.鹦鹉螺
• 网络珍珠鹦鹉螺

英汉解释

na.

1. 鹦鹉螺

英英解释

n.	1. a mollusk that has a spiral pearl-colored multichambered shell.

例句

Related to the pearly nautilus, these spiral-shelled marine creatures went extinct along with the dinosaurs around 65 million years ago.

菊石是鹦鹉螺的近亲，这种外壳呈螺旋状的海生生物在6500万年前与恐龙一起灭绝了。