Tefzel
乙烯-四氟乙烯共聚物
🗣️ 情景例句
It was very windy last fall.
去年秋天总刮风。
What kind of climate do you have?Is it cold?
你们那里的天气怎么样？很冷吗？
She felt worried. She wanted to get ready for her party.
她有点儿着急。她要为自己的聚会作好准备。