be absent from sth
表示未出席某活动或未在某地。
He was absent from the meeting.
他缺席了会议。
不在场的；缺席的
心不在焉的；走神的；不存在的；不在某地；离开某地；存在但不在场；(有时)缺失。；不存在。；心不在焉；走神；专注别处。
not present in the place where one is expected or supposed to be; missing
不在某地；离开某地；存在但不在场；(有时)缺失。
Being away from a place; withdrawn from a place; existing but not present; (sometimes) missing.
不存在。
Not existing.
心不在焉；走神；专注别处。
Inattentive to what is passing; absent-minded; preoccupied.
John was absent from school yesterday because he was sick.
约翰昨天因为生病没去上学。
用法提示：absent 作形容词，表示“缺席的”，后接 from 引出缺席的场所。
Several members were absent at the team meeting this morning.
今天早上的团队会议有几位成员缺席。
用法提示：absent 作形容词，表示“不在场的”，用于描述某人未出席某个活动。
She has been absent from work for three days due to a family emergency.
她因家庭紧急情况已经缺勤三天了。
用法提示：absent 作形容词，表示“缺席的”，与 from 连用说明未在场的场所或活动。
表示未出席某活动或未在某地。
He was absent from the meeting.
他缺席了会议。
常缩写为AWOL，指未经许可缺席。
The soldier was absent without leave.
那个士兵擅离职守。
指某人或某物不在预期位置，强调找不到或缺失，比absent更口语化
强调因离开而不在，常用于人，语气中性
短语，正式场合可替换absent
强调因外界干扰而走神，与absent-minded略有区别
指因思考其他事而显得心不在焉，语气较正式
强调沉浸于幻想，常见于非正式场合
指应有而未有，常与in连用，程度弱于absent
正式用语，强调数量或质量不够，不完全等同nonexistent
grammar · medium
易错句子He absented the meeting.
正确表达He was absent from the meeting.
将形容词'absent'误用为动词。'absent'作为形容词表示'缺席的'，需搭配系动词和介词'from'才能表示'缺席某活动'。正确结构为'be absent from'。
grammar · medium
易错句子She was absent in class yesterday.
正确表达She was absent from class yesterday.
介词搭配错误。中文的'缺席'后面通常用'在'，但英语中固定搭配为'absent from'，表示'从...缺席'。应使用介词'from'而非'in'。
absence 是名词，表示缺席的状态或一段时间；absent 是形容词，描述人不在场或心不在焉。使用时要根据句子成分选择词性。
absent-minded 强调健忘或注意力不集中，常形容人的习惯或性格；absent 更普遍地表示不在场或走神片刻。
absentee 指长期或习惯性缺席的人，常带有统计或贬义色彩；absent 是形容词，不指人。
缺席
She was absent from school due to illness.
她因病缺课。
心不在焉的
He is so absent-minded that he forgot his keys again.
他心不在焉，又忘了带钥匙。
擅离职守
The soldier was punished for being absent without leave.
那名士兵因擅离职守而受罚。
茫然的表情
She stared out the window with an absent expression.
她望着窗外，一脸茫然。
缺失的父亲
He grew up with an absent father and a hardworking mother.
他在父亲缺失、母亲勤劳的环境中长大。
恍惚的神情
His absent look suggested he wasn't paying attention.
他恍惚的神情表明他心不在焉。
ab- (away) + sent (to be, present)
ab- (away) + stain (to hold)
pre- (before) + sent (to be, present)
与出席情况相关
点名时常用absent标记缺勤
指无故缺席的人
与心不在焉（absent-minded）相关
与不存在或不占据空间相关
心不在焉的
She is so absent-minded that she often forgets where she put her glasses.
她如此心不在焉，经常忘记把眼镜放在哪里。
擅离职守
The marine went absent without leave and was court-martialed.
那位海军陆战队员擅离职守，受到了军事法庭审判。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.