Spermine
n. 精素\\n[化] 精胺; 精素
🗣️ 情景例句
It's a bonsai tree for your new apartment.
这是一颗盆栽，祝贺你迁新居。
Fire proves gold, adversity proves men.
烈火显真金，逆境识英雄。
No one suspected that there might be someone else on the farm who had never been seen.
谁也没想到农场竟会有一个从未露面的人。