hěn duō rén zài gǎn rǎn xīn guān bìng dú hòu，chū xiàn le cháng xīn guān de zhèng zhuàng，bǐ rú chí xù pí láo hé hū xī kùn nan。

很多人在感染新冠病毒后，出现了长新冠的症状，比如持续疲劳和呼吸困难。

Many people develop long COVID symptoms after being infected with the novel coronavirus, such as persistent fatigue and difficulty breathing.