Spermine
n. 精素\\n[化] 精胺; 精素
🗣️ 情景例句
I feel lucky tonight.
今晚我觉得很幸运。
What shall I send him for his Christmas?
我要送他什么东西作为圣诞礼物？
Jim looks at Li Lei's apples. Oh! he says.
吉姆看看李垒的苹果。“噢！”他说