Parathesin
对氨基苯甲酸乙酯
🗣️ 情景例句
Thank you.
谢谢你。
Christmas comes but once a year.
佳节良辰，机会难得。
So great is our passion for doing things for ourselves, that we are becoming increasingly less dependent on specialized labour.
现在我们自己动手做事的热情很高，结果对于专业工人的依赖越来越少了。