Electronegativity
高中 Senior High[化] 电负性
🗣️ 情景例句
Don't be so miserable!
别这愁眉苦脸的。
My grandfather got married in 1921.
我的祖父在1921年结婚。
Bob has always had a crush on Lucy.
鲍伯一直在爱着露茜。