dai1 siu1低燒低烧

Jyutpingdai1 siu1
Yaledāi sīu
名詞

Definition

Low-grade fever; a mild fever where an adult's body temperature is around 37.5°C to 38.5°C.

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How it's used

Medical professionals often use this term to describe a persistent, mild elevation in body temperature that does not reach the threshold of a full fever. It is frequently used in casual conversation to explain why someone might feel slightly unwell or lethargic without being completely bedridden. Unlike a high fever, which implies an acute illness, a low-grade fever is often associated with chronic fatigue or a lingering cold.

Examples

Do you have a low-grade fever? Your forehead feels very hot.

Common phrases

persistent low-grade fever

Common mistake

Do not confuse this with high fever, which is referred to as 高燒. Learners sometimes mistakenly use 低燒 to describe feeling cold or having chills, but it specifically refers to the physical measurement of body temperature.

Grammar color guide

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