单词	isotopic-exchange--rate
释义	rate， isotopic-exchange同位素交换率
随便看	the imperial library the imperial, or forbidden city the imperial palace the imperial pencil the imperial pleasure the imperial register the imperial reply the imperial sacrifice the imperial sacrifice, once in five years the imperial throne the imperial tombs the imperial treasury the imperial vermilion minute the imperical minute s the imposition of a fine the imprint of a foot the impudent dog the impulse of the mind the impulse of the moment thein the incipient cause the inclemency of a tyrant the income is insufficient for covering the expenses the income of a nobleman the income of a state