Word: 核酸 (hésuān) 核酸 dictionary entry hésuān nucleic acid; nucleic acid test (abbr. for 核酸檢測|核酸检测[he2 suan1 jian3 ce4]) Full dictionary entry for 核酸 Example sentences using 核酸 2 sentences, showing page 1 of 1. 核酸存在于所有细胞中。 Hésuān cúnzài yú suǒyǒu xìbāo zhōng. Nucleic acid is found in all cells. 进医院前要先做核酸。 Jìn yīyuàn qián yào xiān zuò hésuān. You have to get a nucleic acid test before entering the hospital.