pebble例句

You throw a pebble in a pool and it ripples.
往池塘里扔块鹅卵石就会激起一片涟漪。

The bird mistook the pebble for egg and tried to hatch it.
这只鸟错把卵石当蛋,想去孵它.

You aren't the only pebble on the beach.
你这样的人多得很.