1
a playroom
playroom 是可数名词，指游戏室或娱乐室，通常为儿童使用。
Every child should have a playroom.
每个孩子都应该有一间游戏室。
游戏室；娱乐室
playrooms — plural of playroom
先理解核心含义，再看它在真实句子里的用法。
游戏室；娱乐室
a recreation room for noisy activities such as children's play or parties
Every child should have a playroom.
每个孩子都应该有一间游戏室。
供儿童玩耍的房间,允许吵闹或喧闹的活动。
A room, allocated as a children's play area, in which noisy or boisterous activities are tolerated.
专用于施虐受虐性活动的房间。
A room dedicated to sadomasochistic sexual activity.
The children spent the whole afternoon building a castle in the playroom.
孩子们整个下午都在游戏室里搭城堡。
We turned the spare room into a playroom for the kids.
我们把那间空房改成了孩子们的娱乐室。
There are plenty of toys and games in the playroom.
游戏室里有很多玩具和游戏。
playroom 是可数名词，指游戏室或娱乐室，通常为儿童使用。
Every child should have a playroom.
每个孩子都应该有一间游戏室。
也可以说 convert sth into a playroom；into 后接改变后的用途。
They turned the spare bedroom into a playroom.
他们把闲置的卧室改成了游戏室。
表示“在游戏室里”用介词 in，不用 at。
The kids are in the playroom.
孩子们在游戏室里。
Not this
Children are playing in playroom.
Use this
Children are playing in the playroom.
playroom 是可数名词，表示具体的房间时前面需要限定词（如 the/a）。汉语中没有冠词，所以容易漏掉。加 the 后句意完整、符合英语语法。
Not this
The house has two playroom.
Use this
The house has two playrooms.
playroom 是可数名词，复数是 playrooms。在 two 这类表示复数数量的词后面，名词必须用复数形式，所以要去掉不加 -s 的错误。
Not this
The kids are at the playroom.
Use this
The kids are in the playroom.
表示在房间内部玩耍时，介词用 in，强调在空间里面；at 多指地点或位置，不强调在内部。改成 in 才能准确表达“在游戏室里玩”的意思。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
儿童游戏室
The children's playroom is bright and spacious.
这间儿童游戏室明亮又宽敞。
地下游戏室
They have a basement playroom with a ping-pong table.
他们有一个带乒乓球桌的地下游戏室。
在游戏室里
The children are playing in the playroom.
孩子们正在游戏室里玩。
游戏室地板
Moisture caused the playroom floor to warp.
潮气使游戏室地板翘曲了。
游戏室墙壁
We painted the playroom walls with bright colors.
我们把游戏室墙壁刷成了鲜艳的颜色。
把房间改成游戏室
They decided to turn the spare room into a playroom.
他们决定把闲置房间改成游戏室。
Use playrooms naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想 play（玩）+ room（房间）：孩子玩玩具的房间，即 playroom（游戏室）。
语域：neutral 常见场景：家庭住宅、幼儿园、儿童活动中心 该词为常用中性词，通常指家庭或儿童机构中供孩子玩耍的房间，多用于日常口语和书面语，正式场合也可使用。
这些词都以 /uːm/ 结尾，与 playroom（/ˈpleɪruːm/）中 -room 的发音相同：bedroom、classroom、bathroom 拼作 -room，broom、groom、loom 拼作 -oom。注意 room 的读音是 /ruːm/，不要读成 /roʊm/；roam /roʊm/ 拼写相近，但发音不同。
Dictionary facts from ECDICT, WIKTIONARY.