Depsidone
[機] 縮酚酸環醚
??? 情景例句
Wonderful. I'll call you,
那太好了。我打電話給你。
We've increased our efficiency by 20% through automation.
通過自動化我們的效率增加了20%。
What will be the population of these countries by the end of the twentieth century?
到20世界末較發達國家的人口將是多少？