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be present at/in sth
be present at/in 表示“出席、在场”，主语通常是人或团体；at 后接事件，in 后接地点或组织。
All students were present at the meeting.
所有学生都出席了会议。
当前的；目前的
先理解核心含义，再看它在真实句子里的用法。
当前的；目前的
Relating to now, for the time being; current.
All students were present at the meeting.
所有学生都出席了会议。
现在的；当前的
Relating to now, for the time being; current.
在场的；附近的
Located in the immediate vicinity.
指上下文中所指事物的,类似指示形容词“这”的用法
Relating to something a person is referring to in the very context, with a deictic use similar to the demonstrative adjective this.
专注的；留意的；警觉的
Attentive; alert; focused.
The teacher asked everyone to be present at the meeting.
老师要求所有人出席会议。
She is always present in my thoughts.
她一直存在于我的思绪中。
The present situation requires immediate action.
目前的情况需要立即采取行动。
be present at/in 表示“出席、在场”，主语通常是人或团体；at 后接事件，in 后接地点或组织。
All students were present at the meeting.
所有学生都出席了会议。
present 作前置定语表示“当前的”，常修饰 time、situation、policy 等名词；此时不表示“出席”。
The present situation requires careful planning.
当前形势需要周密规划。
固定表达，字面义为“在场的各位除外”，用于批评或抱怨时把在场的人排除在外。
No offense meant, present company excepted.
无意冒犯，在座各位除外。
vote present 是议会表决的固定表达，意为“投弃权票”；此时 present 不作定语。
Two senators voted present on the motion.
两名参议员对该动议投了弃权票。
Not this
He was present in the meeting.
Use this
He was present at the meeting.
表示“出席、在场”的形容词 present 与事件名词（meeting, conference, ceremony）搭配时，固定用介词 at，不用 in；in 强调在某空间内部，at the meeting 才是“出席会议”的惯用表达。
Not this
Present, I am a college student.
Use this
At present, I am a college student.
present 是形容词，不能单独充当时间状语；表达“目前、现在”作句首状语要用固定短语 at present 或副词 currently，因此需在 present 前加 At。
Not this
She present at the ceremony.
Use this
She was present at the ceremony.
present 是形容词而不是动词，不能直接作谓语；完整句中必须与 be 动词连用，所以要在 present 前加 was。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
目前的形势
We need to analyze the present situation carefully.
我们需要仔细分析目前的形势。
当下；此刻
Stop worrying about the future and enjoy the present moment.
别再为未来担心，享受当下吧。
出席；在场
All members were present at the annual meeting.
所有成员都出席了年会。
所有在场的人
All present agreed with the proposal.
所有在场的人都同意该提案。
在座各位除外
People are selfish, present company excepted.
人是自私的，在座各位除外。
一般现在时
The present tense is used for habitual actions.
一般现在时用于习惯性动作。
在座诸位除外；不包括在场的人
I'm not a fan of modern art, present company excepted.
我不喜欢现代艺术，不过在座各位除外。
全部在场，无一缺席
The teacher checked the list and found all students present and correct.
老师查了名单，发现所有学生都在场。
在场且已报到；都在
Everyone is present and accounted for, so we can start the meeting.
所有人都到齐了，我们可以开始会议了。
当下充满喜悦与幸福。如果你保持专注，你就会看到它。
She tries to stay present in every conversation.
她尽量在每一次交谈中保持专注。
深刻地认识到，当下这一刻是你所拥有的一切。让当下成为你生命中的主要焦点。
The present issues affect our daily decisions.
当前的问题影响着我们每天的决定。
Use present naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想：pre 像'在眼前'，sent 像'send 送'，送到眼前 = 在场的、当前的。注意重音在后 /zɛnt/。
语域：mixed 常见场景：正式文书或演讲、课堂、会议等点名场景、正式投票表决 present 作形容词时，含义和语域会随搭配变化：表示“当前的/在场的”时较中性，日常和正式场合都常用；表示“本/此”、“专注的”或投票“弃权”则多用于正式语境。建议结合具体搭配判断，不要在所有场合都当成口语词使用。
用于表示‘在场的’或‘当前的’，常见于‘be present at/in/on’结构中。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY, WORDNET.