Polyfluoroethylene
聚氟乙烯
🗣️ 情景例句
any just cause why these two people
任何正当理由说明这两位
Where (or While) there is life there is hope.
留得青山在，不怕没柴烧。
No one can avoid being influenced by advertisements.
没有人能避免受广告的影响。