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有必要
yǒu bì yào
to be necessary
有必要的话，你可以提前离开。
If necessary, you can leave early.
formal
to be necessary or required
我们有必要讨论一下这个问题。
We need to discuss this issue.
如果有必要，我会帮助你。
If necessary, I will help you.
Often used in formal or written contexts to express necessity.
Pro Tip
Usage in suggestions
Use '有必要' to politely suggest an action is needed, e.g., '我们有必要重新考虑这个计划。' (We need to reconsider this plan.)
Gold Rule
Position in sentence
Can appear at the beginning, middle, or end of a sentence, but typically follows the subject.
Word Origin
The phrase combines '有' (to have) and '必要' (necessity), forming a compound meaning 'to have necessity'. The term has been used in Classical Chinese and remains common in Modern Standard Mandarin.
Usage Notes
Used to indicate that something is required or advisable. Often appears in suggestions, recommendations, or formal statements. Can be softened with '的话' (if) to make it less absolute.
Word Breakdown
有
to have
verb必要
necessity
noun汉英词典