They've put a lot of effort into getting the design of the magazine right.

effort 是名词，意思是"努力、精力"，指为完成某事而投入的体力和脑力劳动。这个词来自法语 effort，由前缀 es-（表示"向外"）和词根 fort（意为"力量"）组成，字面意思是"使出力量"。