1
a/the supply of something
通常与定冠词或不定冠词连用，表示某物的供应量。
The supply of fresh water is limited.
淡水供应有限。
供应；供给；提供
supplies — plural of supply
先理解核心含义，再看它在真实句子里的用法。
供应；供给；提供
the act of supplying or providing something
The supply of fresh water is limited.
淡水供应有限。
供应；供给行为。
The act of supplying.
可供使用的某物数量
an amount of something available for use
供应量；供给量。
An amount of something supplied.
提供商品和服务以供销售
offering goods and services for sale
The store has a good supply of fresh vegetables every morning.
这家商店每天早上都有充足的新鲜蔬菜供应。
We need to buy more supplies for the camping trip.
我们需要为这次露营旅行购买更多的补给品。
The water supply in the village was cut off for several hours.
村里的供水被中断了几个小时。
通常与定冠词或不定冠词连用，表示某物的供应量。
The supply of fresh water is limited.
淡水供应有限。
固定短语，表示供应不足。
Medical masks are in short supply.
医用口罩供应短缺。
经济学概念，指供给与需求。
Prices are determined by supply and demand.
价格由供求关系决定。
Not this
We need more supply of food.
Use this
We need more supplies of food.
中文中“供应”常被当作不可数名词，但英语中 supply 指具体供应品时常用复数 supplies。
Not this
The supply for water is insufficient.
Use this
The supply of water is insufficient.
中文“供应的”可能误导使用介词 for，但英语习惯用 of 表示“供应”的内容。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
供应链
The company is working to improve its supply chain efficiency.
该公司正在努力提高其供应链效率。
供需
Prices are determined by supply and demand in the market.
价格由市场供需决定。
供水
The city's water supply has been affected by the drought.
该市的供水受到干旱影响。
电源
We need to check the power supply before using the equipment.
使用设备前我们需要检查电源。
食物供应
The region faces a shortage of food supply due to the crisis.
由于危机，该地区面临食物供应短缺。
石油供应
The global supply of oil is expected to remain stable.
全球石油供应预计将保持稳定。
供应短缺
Fresh water is in short supply in many parts of the world.
世界上许多地方淡水供应短缺。
供求关系
The price of goods is determined by supply and demand.
商品价格由供求关系决定。
供应链
The pandemic disrupted the global supply chain.
疫情扰乱了全球供应链。
供给创造自身需求。
Maintaining a steady supply of essential goods is crucial for economic stability.
保持基本商品的稳定供给对经济稳定至关重要。
Use supplies naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想法: "supply"音似"上铺里"，想象在上铺的铺位里存放着许多补给物资，随时供应。
supply作为名词，语体中性，常用于经济、商业、物流等场景，既可用于正式报告也可用于日常交谈。
作为名词，supply 既可用作可数名词（如 supplies）表示补给品，也可用作不可数名词表示供应。
Dictionary facts from ECDICT, WIKTIONARY.