1
the upper limit of [sth]
表示某事物的最高限度。
The upper limit of the budget is $500.
预算的上限是500美元。
上限；最高极限
upper limits — plural of upper limit
先理解核心含义，再看它在真实句子里的用法。
上限；最高极限
the greatest amount, number, or level that is allowed or possible
The upper limit of the budget is $500.
预算的上限是500美元。
上极限的同义词。
Synonym of limit superior
The teacher set an upper limit of ten pages for the essay.
老师为这篇论文设定了十页的上限。
There is no upper limit on the number of books you can borrow.
你可以借的书的数量没有上限。
Make sure your bid stays below the upper limit you set before the auction.
确保你的出价低于你在拍卖前设定的上限。
表示某事物的最高限度。
The upper limit of the budget is $500.
预算的上限是500美元。
表示规定最高限度。
The committee set an upper limit on spending.
委员会设定了开支的上限。
表示超出最高限度。
The temperature exceeded the upper limit.
温度超过了上限。
表示在限度之内。
Keep costs within the upper limit.
将成本控制在上限以内。
Not this
The price upper limits at $100.
Use this
The price has an upper limit of $100.
"upper limit" 是名词，不是动词。应使用 "has an upper limit of" 或 "is limited to" 来表达上限。
Not this
We need to set upper limit.
Use this
We need to set an upper limit.
英语中可数名词前需要冠词，"upper limit" 是可数名词，需加 "an"。
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Dictionary facts from ECDICT, WIKTIONARY.