smart (EN)

形容词，动词，名词

形容词 “smart”

1. 聪明
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   She is very smart and always asks thoughtful questions in class.
2. 整洁
   He wore a smart suit and tie to the important meeting.
3. 智能
   They installed a smart thermostat that adjusts the temperature automatically based on their habits.
4. 伶俐（带有无礼或不敬的意味）
   His smart comments during the lecture annoyed the professor and disrupted the class.

动词 “smart”

1. 刺痛
   The cut on his finger smarted whenever he touched it during his work.
2. 难过（因某事感到受伤或不安）
   She was still smarting from his harsh words during the meeting.

名词 “smart”

1. 刺痛感
   He winced at the smart of the needle entering his arm during the vaccination.
2. 痛苦（情感上的）
   The smart of her harsh words lingered for days after their argument.