contemptuous
他对那些技能不如他的人投以轻蔑的一瞥。
He cast a ___contemptuous glance at those less skilled than him.
评委们对这位演员敷衍的表演报以轻蔑的讥笑。
The judges responded with ___contemptuous sneers to the actor's careless performance.
她轻蔑地撇了撇嘴，仿佛觉得这个提议根本不值得考虑。
She gave a ___contemptuous curl of her lip, as if the proposal was beneath consideration.