You cannot walk up against gravity.

你无法逆着重力运动。

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David Levinson: it has its own gravity. What goes up must come down.

大卫·莱文森：它有自己的重力场，上去的一定会掉下来。

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We must wake up to the gravity of the situation.

我们必须认识到事态的严重性。

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We must wake up to the gravity of the situation.

我们必须认识到事态的严重性。

youdao