他的哮喘在潮湿的地下室突然发作,急救人员不得不立即给他吸氧。Tā de xiàochuǎn zài cháoshī de dìxiàshì tūrán fāzuò, jíjiù rényuán bùdébù lìjí gěi tā xīyǎng.His asthma suddenly flared up in the damp basement, so the emergency staff had to give him oxygen at once.
他的老毛病又发作了,疼得直冒冷汗。Tā de lǎo máobìng yòu fāzuò le, téng de zhí mào lěnghàn.His old complaint flared up again, and the pain made him break out in a cold sweat.
过敏发作时,她的脸会变得又红又肿。Guòmǐn fāzuò shí, tā de liǎn huì biàn de yòu hóng yòu zhǒng.When her allergy flares up, her face becomes red and swollen.