Fortisan
[美]福蒂森(经拉伸和皂化的醋酯长丝)
🗣️ 情景例句
It's about the size of the United States, but it has a population of only 16.5 million.
它和美国一般大，但人口却只有一千六百五十万。
True friendship is a plant of slow growth.
真正的友谊像是生长缓慢的植物。
Three factors have caused these fish to grow so large:
这些因素促使这些鱼可以长得如此巨大：