单词	unattainable
释义	un·at·tain·a·ble (ŭn′ə-tānə-bəl) adj. Impossible to attain: unattainable goals. un′at·tain′a·bili·ty n. un′at·taina·bly adv.
随便看	at (one's) wits' end at one's wits' end at one time atonic atonicity atony atop atopic atopy -ator atorvastatin -atory a tough row to hoe atovaquone atoxic ATP ATPase at peace at present atrabiliar atrabilious atrabiliousness at random atrazine atremble

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