研究者

Yánjiūzhě zài jiěshì jiéguǒ zhīqián, bìxū jiāodài yàngběn de láiyuán jí qí júxiàn.

Before interpreting the results, researchers must explain the source of the sample and its limitations.

Yánjiūzhě bìxū jiāodài yàngběn de láiyuán yǔ shāixuǎn guòchéng, fǒuzé dúzhě nányǐ pànduàn jiélùn de shìyòng fànwéi.

Researchers must explain the source and selection process of their sample; otherwise, readers cannot easily judge the scope of the conclusions.

Gàiniàn zhījiān de biānjiè yuè míngquè, yánjiūzhě yuè róngyì jiǎnyàn bǐcǐ de lǐlùn fēnqí.

The clearer the boundaries between concepts, the easier it is for researchers to test their theoretical disagreements.