Amidopurine

腺嘌呤, 氨基嘌呤

?? 擴展釋義

【醫】 腺嘌呤

??? 情景例句

and work begins at eight in the morning for me.
早晨八點我就得開始工作。
Paul started with surprise when Jim tapped his shoulder.
當吉姆拍了保羅的肩膀時,保羅嚇了一跳。
But just before the competition closed,
但就在競賽截止時間將到之際,
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