"he has a bad case of the itch"
"why this urge to travel?"
"Don't scratch your insect bites!"
"I'm itching--the air is so dry!"
"his skin itched"
"She is itching to start the project" "He is spoiling for a fight"
I feel a cumulative dissatisfaction like an itch between my shoulder blades.
You scratch the tip of your nose because it itches.
牛津高阶第八版
美国韦氏词典
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维基百科 (自由的百科全书)