好词典
unbuttoned
UK //ʌnˈbʌtənd//US //ʌnˈbʌtənd//
词源
源自中古英语 un- (表否定) + button (纽扣)，字面意思为「未扣纽扣的」。16世纪开始用于形容衣物状态，后引申为行为态度。
adjective
❶ 指衣服的纽扣被解开的状态，形容穿着随意不正式的样子，也可比喻为态度或行为放松不拘束。
“He walked into the meeting with an unbuttoned shirt.”
（他穿着敞开的衬衫走进了会议室。）
“The unbuttoned jacket gave him a casual look.”
（解开扣子的夹克让他看起来非常休闲。）
同义词:open, loose, relaxed, informal, casual
verb
❶ 解开纽扣的动作，字面指松开衣物扣子，也可引申为释放压力或放松心情。
“She unbuttoned her coat as soon as she entered the warm room.”
（一进入温暖的房间，她就解开了大衣扣子。）
“He slowly unbuttoned his shirt cuffs.”
（他慢慢解开了衬衫袖口的扣子。）
同义词:undo, release, loosen, unfasten, open
常见短语
unbuttoned shirt — 指衬衫纽扣解开的状态，常用于描述休闲或随意的着装风格。
“The model wore an unbuttoned shirt over a white T-shirt.”
（模特在白T恤外穿了件敞开的衬衫。）
unbuttoned attitude — 形容不拘礼节、轻松自在的处事态度，强调非正式和开放性。
“The teacher's unbuttoned attitude encouraged students to speak freely.”
（老师随和的态度鼓励学生自由发言。）