1
teacher of [subject]
表示教授某科目的老师。
She is a teacher of mathematics.
她是一名数学老师。
教师；老师
先理解核心含义，再看它在真实句子里的用法。
教师；老师
A person who teaches, especially one employed in a school; a person whose profession is teaching.
She is a teacher of mathematics.
她是一名数学老师。
教师,尤指受雇于学校者；导师。
A person who teaches, especially one employed in a school; preceptor.
从事教学职业的人
a person whose occupation is teaching
食指。
The index finger; the forefinger.
具有人格化特征的教育者
a personified abstraction that teaches
Our teacher asked us to read the next chapter before class.
我们的老师让我们课前读下一章。
AI contextual example
The new teacher from Canada teaches both math and science.
来自加拿大的那位新老师教数学和科学两门课。
AI contextual example
Many teachers spend their evenings grading homework.
很多老师晚上都在批改作业。
AI contextual example
books were his teachers
书籍是他的老师
WordNet
表示教授某科目的老师。
She is a teacher of mathematics.
她是一名数学老师。
表示在某学校或机构任职的老师。
He works as a teacher at the local high school.
他在当地高中当老师。
Not this
She is teacher.
Use this
She is a teacher.
英语中，可数名词单数前需要加冠词，如 'a' 或 'an'。'teacher' 是可数名词，所以 'She is a teacher.' 才是正确的。中文没有冠词，所以容易遗漏。
Not this
They are teacher.
Use this
They are teachers.
当主语是复数时，名词也要用复数形式。'teacher' 的复数是 'teachers'，所以 'They are teachers.' 正确。中文名词没有复数变化，所以容易忘记加 -s。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
教师培训
She attended a teacher training program last summer.
她去年夏天参加了一个教师培训项目。
经验丰富的教师
An experienced teacher can handle classroom challenges effectively.
经验丰富的教师能有效处理课堂挑战。
教师评估
The school conducts annual teacher evaluations.
学校每年进行教师评估。
教师短缺
Many rural areas face a teacher shortage.
许多农村地区面临教师短缺问题。
代课教师
A substitute teacher filled in for the regular teacher.
一位代课教师代替了常规教师。
老师的宠儿
Sarah is always the teacher's pet because she finishes her homework on time.
莎拉总是老师的宠儿，因为她按时完成作业。
经验是最好的老师
I learned from my mistakes; experience is the best teacher.
我从错误中学习；经验是最好的老师。
嘿！老师！别管那些孩子！
In the song, the word 'teacher' is used to criticize authority.
在这首歌中，'teacher'一词被用来批评权威。
发长 /iː/ 音 (如 sea, tea)
Same pattern, same sound
Use teacher naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
老师（teacher）的'teach'是'教'，'er'是'人'，合起来就是'教书的人'。
register: neutral; contexts: school, classroom, education; note_zh: 通常用于教育场合，中性正式程度。
Words like feature, creature, preacher, bleacher, and reacher rhyme with teacher because they share the stressed vowel /iː/ and ending /t͡ʃə/. Beware words like butcher (/ˈbʊt͡ʃər/) which look similar but have a different vowel sound.
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.
Watch the sound change