irritation

刺激；激怒，恼怒，生气；兴奋；令人恼火的事英释中释nthe feeling of being annoyed about something, especially something that happens repeatedly or for a long time

1 skin irritation,皮肤刺激，皮肤刺激性

2 eye irritation,眼睛刺激性

1 The heavy traffic is a constant source of irritation..拥挤的交通一向是令人头痛的问题。