I found a beautiful pebble on the beach.

我在沙滩上捡到了一颗好看的卵石。

The professor always wears round and pebble glasses.

那位教授总是带着又圆又厚的眼镜片。

My courtyard was full of pebbles.

我的院子里满是鹅卵石。

I walk along the pebble path.

我沿着卵石小径走去

You throw a pebble in a pool and it ripples.

你把卵石扔进水池里，水面就泛起涟漪。

She bent down to shake a pebble out of her shoe.

她弯下腰，把鞋里的一粒石子抖出来。

We remove a pebble and the system expands.

我们移开一粒小石子，系统就扩展。

Just then, the crow saw a pebble beside the pitcher and it gave him an idea.

就在这时，乌鸦看到水罐旁边有块小鹅卵石，这让他想到一个主意。

The bulk of the ruby rubbish on the pebble bubbles when stirred by bulbed rubber club.

小卵石上的大部分红宝石废料在用有球状突起的橡胶短棍搅动时起泡。