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Open the tool →病从口入 (bìng cóng kǒu rù) is a Chinese idiom (chengyu) meaning “Many illnesses are caused by contaminated food or drink”.
病从口入 is pronounced bìng cóng kǒu rù in Mandarin Chinese.
Literally, 病从口入 means “Illness enters from the mouth”. It is used to mean “Many illnesses are caused by contaminated food or drink”.
疾病多是由食物传染。比喻应该注意饮食卫生。