He assured us that, no matter how hard we studied, all of these chemical equations would vanish from our memory.

他向我们保证，无论我们怎么用功，一切有机化学方程序都会从我们的记忆中消失殆尽。

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If you want to make sure that all of your hard-earned money doesn't vanish, you'll need to take steps to protect it.

想确保所有辛苦挣来的钱不会消失，你需要采取措施加以保护。

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It is hard to pin down what has been causing honeybees to vanish.

很难确定是什么原因使蜜蜂突然消失。

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The government now seems to have got on top of the banks' troubles, so savers' worries that their hard-earned deposits could vanish with the next collapse of a financial company are fading.

ECONOMIST: Japan��s tender spring

It is hard to pin down what has been causing honeybees to vanish.

ECONOMIST: Agriculture: The bees are back in town | The

Now that the bill limits participation in the auctions and has a hard ceiling, the prospects that the market could be seriously manipulated vanish entirely.

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