an unfavourable comparison使相形见绌的比较
He makes unfavourable comparisons between British and French cooking.他在英式烹饪和法式烹饪之间作孰优孰劣的比较。
A younger child will benefit more from an older sister's help than from an unfavourable comparison between their progress.与一味地比较进步情况相比, 年纪较小的孩子会从姐姐的帮助中获益更多。