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  1. Home /
  2. Dictionaries /
  3. 英汉词典 /
  4. double-edged sword

double-edged sword

/ˌdʌbəl ˈɛdʒd sɔrd/◆成语
双刃剑

Social media is a double-edged sword; it connects us globally but also spreads misinformation.

社交媒体是一把双刃剑:它让我们与全球互联,但也传播错误信息。


◆ 真正含义
任何事物或决策在带来积极效果的同时,也必然伴随潜在的消极影响或风险。使用者通常暗示需要权衡利弊或谨慎对待。
¶ 字面意思
字面意思为'有两个锋利边缘的剑',即剑的两侧都能造成伤害。
字面拆解
double双重的+edged有刃的+sword剑
◇ 意境
想象一把锋利的双刃剑,既能用于进攻也可能误伤使用者——任何行动都可能带来意想不到的后果。
◈ 使用场景
在讨论新政策时,政治家可能说:'人工智能是一把双刃剑,它能提高生产力,但也可能加剧失业问题。'
◉ 文化注释
该成语在东西方文化中均有对应表达,反映了人类对事物复杂性的普遍认知。中文的'双刃剑'与英文idiom高度对应,体现了跨文化的概念共鸣。
正式

一件事物同时具有有利和有害的两面性,需谨慎对待

Technology is a double-edged sword that can improve lives but also create new problems.

科技是一把双刃剑,既能改善生活,也会带来新问题。

The new law is a double-edged sword for small businesses; it reduces costs but increases bureaucracy.

这部新法律对小企业而言是一把双刃剑:降低了成本,但增加了官僚程序。

常用于讨论政策、技术或决策的两面性。

搭配

a double-edged sword for对...而言是一把双刃剑be a double-edged sword是一把双刃剑

同义词

two-edged swordmixed blessingJanus-faceddouble-edged benefit

反义词

unambiguous advantageclear-cut benefit

相关短语

kill two birds with one stone成语
一石二鸟,同时解决两个问题
have your cake and eat it too成语
鱼与熊掌兼得,贪心不足
backfireverb
适得其反,产生负面效果

专业提示

如何用中文表达双刃剑的概念

在中文中,'双刃剑'是最常用的直译表达,但也可用'利弊参半'或'有利有弊'来表达类似意思。例如:'这项政策利弊参半,需要仔细评估。'

黄金法则

避免误用场景

双刃剑强调的是'同时存在利弊',而不是'单纯的坏处'。例如:'这项改革是双刃剑'意味着改革有好处也有风险,而非改革本身就是坏事。

词源

源于古代战场使用的双刃剑(double-edged sword),其锋利的两侧既能伤敌也可能误伤己方,引申为任何事物都有正反两面。最早的书面记录可追溯至16世纪的英国文学作品。

用法说明

强调事物的两面性时,常与介词'for'连用(如'a double-edged sword for...')。使用时通常暗示需权衡利弊。

单词拆解

double-edged
有两个锋利边缘的
compound adjective
+
sword
剑
noun
英汉词典
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