英语语法分析

Trade frictions between the two countries had been caused by trade protectionists.

两国间的贸易摩擦是由贸易保护主义者引起的。

《柯林斯英汉双解大词典》

The third, called "protectionists," strive to be the animal's advocate.

第三类被称为“保护者”，为保护动物奔走疾呼。

The third, called “protectionists,” strive to be the animal's advocate.

第三类被称为“保护者”，为保护动物奔走疾呼。