即使在冷战时期，美苏宇航员仍然在共同工作。 。

Even during the cold war American and Soviet astronauts worked together.

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如果美苏开始相互核攻击，孩子们就要蹲到课桌下面。

If a nuclear exchange began, children were to crouch beneath their desks.

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如果美苏开始相互核攻击，孩子们就要蹲到课桌下面。

If a nuclear exchange began, children were to crouch beneath their desks.

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