pebbles 是什么意思？

鹅卵石, 小石子

small, smooth, rounded stones, especially those found on a beach or in a river

示例:

• The children collected colorful pebbles from the seashore. 孩子们从海边捡了五颜六色的鹅卵石。 • The garden path was covered with smooth, grey pebbles. 花园小径上铺满了光滑的灰色鹅卵石。