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grassroots + noun
grassroots 常作定语，直接放在名词前，如 movement、organization、support 等。
The grassroots movement is growing stronger.
草根运动正日益壮大。
草根的；基层的；普通民众的
先理解核心含义，再看它在真实句子里的用法。
草根的；基层的；普通民众的
of or involving ordinary people as the basic political and economic group
The grassroots movement is growing stronger.
草根运动正日益壮大。
基层的；与基层民众或社会有关的(尤指政治、社会运动等)。
Of, or relating to people or society at the local level, particularly in politics, social movements, etc.; of the grass roots.
The grassroots campaign gathered thousands of volunteers in just one week.
草根运动仅一周就召集了数千名志愿者。
Many political figures rely on grassroots support to win local elections.
许多政治人物依赖基层支持来赢得地方选举。
The organization started as a grassroots effort by a few neighbors.
这个组织起初是几个邻居发起的草根行动。
grassroots 常作定语，直接放在名词前，如 movement、organization、support 等。
The grassroots movement is growing stronger.
草根运动正日益壮大。
grassroots 也可在系表结构中作表语，表示“具有草根性质的”。
The campaign is grassroots and run by local volunteers.
这场活动是基层性的，由当地志愿者运营。
Not this
Grassroot organizations often lack funding.
Use this
Grassroots organizations often lack funding.
grassroots 作定语时总是保留词尾 -s，没有单数形式 'grassroot'。修饰名词时要用 'grassroots organizations'。
Not this
The campaign is a grassroots.
Use this
The campaign is grassroots.
grassroots 是形容词，不能作为可数名词直接与不定冠词 a 连用。作表语时直接说 'is grassroots' 即可，这是受汉语“一个草根”直译的影响。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
草根运动
The grassroots movement quickly gained national attention.
这场草根运动迅速引起了全国的关注。
基层组织
She volunteers for a grassroots organization that helps local farmers.
她在一个帮助当地农民的基层组织做志愿者。
基层支持
The policy has strong grassroots support from rural communities.
这项政策得到了农村社区的强烈基层支持。
基层；草根层面
Change often begins at the grassroots level before reaching policymakers.
变革往往始于基层，之后才到达决策者那里。
草根运动；基层运动
A grassroots campaign was launched to protect the local park.
人们发起了一场草根运动来保护当地公园。
草根民主；基层民主
The town meeting is an example of grassroots democracy in action.
镇民大会是基层民主实践的一个例子。
在基层；在草根阶层
The policy must be implemented at the grassroots level.
这项政策必须在基层落实。
从基层开始；自下而上
The party was rebuilt from the grassroots up.
这个政党从基层开始重建。
草根运动；基层运动
The grassroots movement against the new law grew quickly.
反对新法律的草根运动迅速壮大。
Use grassroots naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
以grass（草）+roots（根）联想出中文词“草根”；草根在最底层默默生长，正如grassroots指基层民众和根本力量。
语域：neutral 常见场景：political campaigns、community organizing、social movements grassroots 作形容词时通常用于政治、社会或社区活动，指来自普通民众或基层的；属于中性用法，在新闻报道和正式讨论中比较常见。
这些词都与 grassroots 结尾的 -roots /ruːts/ 押韵，均读 /uːts/：boots、shoots、suits、hoots、flutes、fruits。注意 grassroots 中的 grass 读 /ɡræs/，与 -roots 的 /ruːts/ 完全不同；route 虽与 root 形近，但美式英语中常读 /raʊt/（也可读 /ruːt/），不要按拼写混淆。
Dictionary facts from ECDICT, WIKTIONARY.