Xanthin
n. 葉黃素\\n[醫] 植物黃質
??? 情景例句
He never married because
他不結婚是因為
What's your nationality?Are you American?
你的國籍是什么?你是美國人嗎？
When he had killed the guard, the prisoner of war quickly dragged him into the bushes.
那個戰俘殺死衛兵以后，迅速地把尸體拖進了灌木叢。