Spermine
n. 精素\\n[化] 精胺; 精素
🗣️ 情景例句
Right?
对吗？
I spent 12 dollars.
我用了十二块钱。
When the fire had at last been put out, the forest authorities ordered several tons of a special type of grass-seed which would grow quickly.
在大火最后被扑灭后，森林管理当局订购了好几吨一种生长迅速的特殊类型的草籽。