unused [形容詞]未使用の

1-C. Many other mammals and birds cannot do this, so the seeds they eat pass through their bodies undigested, and the nutrition within them is unused.Many other mammals and birds cannot do this, so the seeds they eat pass through their bodies undigested, and the nutrition within them is unused.  

多くの他の哺乳類や鳥類はこれを行うことはできません、それで、種子は、彼らが食べるダヨ、通過します、かれらの体を通って、消化されずにダヨ、さらに、栄養が、それらの中のダヨ、使用されません。  

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