Translation of "Shell" in Chinese

The snail retreated into its shell.

蜗牛缩进壳里去了。

A snail's shell is spiral in form.

蜗牛壳是螺旋形的.

- I found a beautiful shell on the shore.
- I picked up a pretty shell at the seaside.

我在海边捡了个漂亮贝壳。

I found a beautiful shell on the shore.

我在海滩上发现了一个漂亮的贝壳。

The shell of an egg is easily broken.

蛋壳容易破碎。

Great! Is the apartment bought as a concrete shell, or is it ready to move into?

太棒了！是毛坯房还是装修房？