Briant loved baby signing so much, she's now made a business out of it, offering special playgroups.

很爱手语，她现在已经利用手语开发出了自己的商机——提供特殊的幼儿游戏。

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At 18 months old, Aiden now knows how to sign more than 150 words, allowing him to manually communicate what he can't say, Briant said.

在18个月大的时候，亚当学会了150多个手语，这让他能用手来表达他说不出来的话，B说。

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At 18 months old, Aiden now knows how to sign more than 150 words, allowing him to manually communicate what he can't say, Briant said.

在18个月大的时候，亚当学会了150多个手语，这让他能用手来表达他说不出来的话，B说。

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