害人不浅 (hài rén bù qiǎn) — to do great harm to people; to be very harmful

Definition

A chengyu used to condemn something that causes serious, far-reaching harm to people. Stronger than simply saying 'harmful' — it emphasizes deep, lasting damage.

idiom

to do great harm to peopleto be very harmful

Examples

害人不浅，。
Zhè ge huài xí guàn zhēn shì hài rén bù qiǎn, nǐ yí dìng yào gǎi diào.
This bad habit really does great harm — you must get rid of it.
害人不浅，。
Wǎng shàng nà xiē yáo yán hài rén bù qiǎn, qiān wàn bié xìn.
Those rumors online do great harm — don't believe them.
害人不浅，。
Tā dāng chū de cuò wù jué dìng hài rén bù qiǎn, hài dé gōng sī sǔn shī cǎn zhòng.
His wrong decision back then did great harm, causing the company heavy losses.

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