peekaboo

• adj. 显露部分的
• n. 躲躲猫（一种把脸一隐一现以逗小孩的游戏）

儿童游戏，原为peek-a-boo,来自peek,偷看，boo,大叫。

peekaboo (n.)

also peek-a-boo, as a children's game attested from 1590s; as an adjective meaning "see-through, open," it dates from 1895. From peek (v.) + boo.