Polyfluoroethylene
聚氟乙烯
🗣️ 情景例句
The hi-tech industry attracts much venture capital.
高科技产业吸引着许多风险投资。
Words are but wind.
耳闻不如一见。
My brother has never been abroad before, so he is fending this trip very exciting.
我弟弟以前从未出过国，因此，他觉得这次旅行非常激动人心。