be shamefaced about sth
表示因某事而感到羞愧或难为情。
He was shamefaced about his mistake.
他对自己的错误感到羞愧。
羞愧的；难为情的
害羞的；忸怩的；害羞的；显出谦逊或尴尬的。；羞愧的,尤指脸红地显示羞耻。；害羞的；谦逊的
Feeling or showing shame, often with a red face
害羞的；显出谦逊或尴尬的。
Bashful, showing modesty or embarrassment.
羞愧的,尤指脸红地显示羞耻。
Ashamed, displaying shame, especially by blushing in the face.
After being caught cheating, he gave a shamefaced apology.
被抓住作弊后，他羞愧地道了歉。
用法提示：shamefaced作形容词，表示‘羞愧的’，描述道歉时的神态。
The shamefaced boy admitted he had broken the vase.
那个羞愧的男孩承认他打碎了花瓶。
用法提示：shamefaced修饰男孩，表达其因犯错而羞耻的状态。
She looked shamefaced when praised for her modesty.
当因谦逊受到表扬时，她显得很害羞。
用法提示：shamefaced描述‘看起来’的表语，表示害羞或谦逊。
表示因某事而感到羞愧或难为情。
He was shamefaced about his mistake.
他对自己的错误感到羞愧。
She felt shamefaced when she realized her error.
她意识到自己的错误时感到羞愧。
常用搭配，形容表情。
He had a shamefaced look after being caught.
被抓住后他露出一副羞愧的表情。
shamefaced 强调因羞愧而脸红或局促；ashamed 语义更重，直接指内心羞耻，不一定写在脸上。
sheepish 多指因做了蠢事或小错而不好意思，常带一种愧疚又有点可笑的神态，语气比 shamefaced 轻。
embarrassed 侧重社交场合的窘迫不安，不强调道德上的羞耻；shamefaced 较书面，略带害羞或惭愧。
bashful 指性格腼腆、不喜出风头；shamefaced 的这层意思较文雅，口语里更常说 shy。
grammar · medium
易错句子He felt shamefaced after lying.
正确表达He felt ashamed after lying.
shamefaced 侧重外在表现，指人因羞愧而显出害羞或尴尬的样子；而表示内心感到羞耻时应用 ashamed。
grammar · medium
易错句子That was a shamefaced act.
正确表达That was a shameful act.
shamefaced 修饰人的表情或态度，不修饰行为本身；表示令人羞耻的行为应用 shameful。
针对“羞愧的；难为情的”义项；指不感到羞耻，语气较中性。
针对“羞愧的”义项；指公然不知羞耻，含贬义，语气比“不羞愧”更强。
针对“羞愧的”义项；指因荣誉或成就而满足，与羞耻感相对。
针对“害羞的；忸怩的”义项；指大胆、不怯场，与羞怯相对。
ashamed强调内心感到羞耻的情感，而shamefaced强调外在表现出的害羞或谦逊，且常带有性格色彩。
shameful指行为或事物本身令人感到羞耻，而shamefaced指人表现出羞耻或害羞的样子。
embarrassed指因尴尬的处境感到不自在，通常不带羞耻的道德含义；shamefaced则更强调因羞愧或害羞而低头、脸红等表现。
羞愧的道歉
He offered a shamefaced apology for his rudeness.
他为自己的无礼而羞愧地道歉。
羞愧的神情
She gave a shamefaced look when she was caught cheating.
她作弊被抓时露出了羞愧的神情。
难为情的微笑
He admitted his mistake with a shamefaced smile.
他带着难为情的微笑承认了错误。
显得羞愧
The boy looked shamefaced when his mother scolded him.
男孩被母亲责骂时显得羞愧。
羞愧的坦白
After much hesitation, she made a shamefaced confession.
犹豫再三后，她羞愧地坦白了。
因羞愧或尴尬而脸红，是shamefaced的典型外在表现。
与羞愧同属自我意识情绪，常伴随shamefaced的状态。
体现感到羞愧后的内心悔恨，与shamefaced相关。
羞愧者常因过错而道歉，是相关行为场景。
对应shamefaced“显出谦逊”的含义，二者在姿态上相关。
Dictionary facts from ECDICT, WIKTIONARY.