An ispy jar - Fill the jar with rice and a few secret objects like a coin, a paperclip, a button, a bead, a small toy, dice, etc and have kids see if they can find all the treasures.

瓶中寻宝-把瓶子装满大米，在里面藏一些小东西，比如一枚硬币，一个纸夹，一枚纽扣，一枚珠子，一个小玩具，一颗骰子等等。让孩子找找，看他(她)们能不能找到宝物。

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And she wrote a book that many people in China were taken by called "Bead on an Anthill: Lakota Childhood", it's about growing up indigenous in the modern age.

她写了一本书叫“蚁丘珠子——拉克达童年”，书中描述了她作为一名土著居民在现代社会中成长的经历。

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Behind the billboard advertising an island getaway, atop the odd little building owned by the bead seller, above the city.

在城市的上空，在珠子销售商那座古怪的小房子顶上，在展台广告背面岛屿度假胜地。

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Its powerful lenses and processors can get a bead on an eyeball of a moving person from 5 feet away.

FORBES: Magazine Article

To do so, he dipped the end of an optical fibre into a bead of molten gallium, then allowed the gallium to freeze, creating the mirror.

ECONOMIST: Optical communications: Swish switches | The

He still moves with an effortless steadiness over the testing terrain, not a bead of sweat on his bald pate or smooth brow, both tanned a rich chestnut.

BBC: Sardinia, land and sea