相反，最容易获得的POF通常缺少官能团，这会阻碍它们的应用。

相反，最容易获得的POF通常缺少官能团，这会阻碍它们的应用。

ผลลัพธ์ (อังกฤษ) 1:

In contrast, the most easily available POFs often lack functional groups, which hinders their application.

ผลลัพธ์ (อังกฤษ) 2:

In contrast, the most readily available POfS often lack the power corps, which hinders their application.

ผลลัพธ์ (อังกฤษ) 3:

On the contrary, the most easily available PofS usually lack functional groups, which can hinder their application.