Pvdf
[化] 聚偏二氟乙烯
🗣️ 情景例句
Don't read in bad light, it can harm your eyes.
别在昏暗的灯光下读书，会影响你的视力的。
Have you somewhat to do tomorrow,do it today.
明天如有事，今天就去做。
My teacher's name is Miss Gao. At school I have a friend. His name is Li Lei.
我的老师是高小姐，我在学校里有一个朋友。他叫李磊。