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rubidium-strontium dating

n.
1.geological dating based on the proportions of radioactive rubidium into its decay product strontium

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    Here goes nothing.
    ready to do something but think that it will probably be a waste of time and will probably fail
    "Here goes nothing. I have already asked the bank to lend me some money and they always says no but I will try again."



    1.
    Neither of them was at all ________ by this sort of behaviour as they just grew fonder of each other.

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