1
a divider between A and B
divider 作‘隔板、隔断’讲时可指屏风或矮柜等可移动的家具，也可说 room divider。
The office has a low divider between each pair of desks.
这个办公室里每两张桌子之间都有一道矮隔板。
划分者；分割者
先理解核心含义，再看它在真实句子里的用法。
划分者；分割者
a person who separates something into parts or groups
The office has a low divider between each pair of desks.
这个办公室里每两张桌子之间都有一道矮隔板。
划分者或分隔物。
One who or that which divides or separates.
类似绘图圆规、用于转移长度测量的工具。
A device resembling a drawing compass and used to transfer measurements of length.
高速公路或其他道路上分隔对向交通的中央分隔带。
The median (US) or central reservation (UK) of a highway or other road where traffic in opposite directions are kept separated.
We bought a wooden divider to separate the living room from the dining area.
我们买了一个木质隔板，把客厅和用餐区分开。
The highway has a concrete divider in the middle that separates the two directions of traffic.
高速公路中间有混凝土隔离墩，把两个行车方向分开。
She placed a fabric divider between the desks to give employees more privacy.
她在办公桌之间放了布艺隔断，让员工有更多隐私。
divider 作‘隔板、隔断’讲时可指屏风或矮柜等可移动的家具，也可说 room divider。
The office has a low divider between each pair of desks.
这个办公室里每两张桌子之间都有一道矮隔板。
此结构中的 as 后面要接名词短语；divider 是可数名词，通常用单数并带 a。
We used a tall cupboard as a divider to create two separate areas.
我们用一个高柜子作为隔断，隔出两个独立的区域。
指绘图用的一种两脚测量工具时，通常用复数形式 dividers；计量数量用 a pair of。
She bought a pair of dividers to draw the geometric figure.
她买了一副分规来画这个几何图形。
Not this
Please divider the cake into eight pieces.
Use this
Please divide the cake into eight pieces.
divider 是名词（分隔物/划分者），不能用作动词；表示“分割”这一动作要用动词 divide。改正后保持了原意：把蛋糕分成八份。
Not this
There is a divide between the two rooms.
Use this
There is a divider between the two rooms.
divide 虽也可作名词，但通常指抽象的“分歧、差别”或“分水岭”，不指房间之间的物理隔断物；要表达“隔板/间壁”应使用名词 divider。改正后意思明确为两个房间之间的分隔物。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
房间隔板；隔屏
We used a folding screen as a room divider.
我们用折叠屏风作为房间隔板。
道路分隔带
The road has a raised traffic divider in the middle.
这条路中间有一条凸起的道路分隔带。
抽屉隔板
Drawer dividers can be inserted to separate socks from ties.
可以插入抽屉隔板来分隔袜子和领带。
分压器
A voltage divider consists of two resistors in series.
分压器由两个串联的电阻组成。
文件分隔页
These file dividers are labeled alphabetically.
这些文件分隔页按字母顺序标注。
Use divider naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
divide（划分）加 -er（者/物）：把东西一分为二的人或工具，如房间隔板、两脚规。
语域：mixed 常见场景：家居/室内隔断、办公空间规划、制图/测量工具、电子/计算机电路、正式书面语/社会角色 divider 的意思主要看语境和搭配：指‘隔断/分隔物’时多用于家居或办公空间；指‘分规/两脚规’时常以复数 dividers 出现，用于制图或测量；指‘划分者’时比较正式，多出现在书面语；在电子/计算机领域还可指‘除法器’。日常口语中通常不带强烈的正式或随意色彩，建议根据上下文判断。
All listed words share the final /-aɪdə/ sound with 'divider', so they rhyme in this pronunciation. Note that 'diver' /ˈdaɪvə/ and 'deliver' /dɪˈlɪvə/ look similar in spelling but are pronounced differently and do not rhyme.
Dictionary facts from ECDICT, WIKTIONARY.