From here, we could find the origin of the idea of "China Box".

从这里，我们可以看到《中国盒子》的观念起源。

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Objective To study the origin of HIV blood spread in China.

目的探讨人类免疫缺陷病毒（HIV）血源传播来源问题。

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Objective To study the origin of HIV blood spread in China.

目的探讨人类免疫缺陷病毒（HIV）血源传播来源问题。

youdao