高纤维饮食有助于改善肠道功能,但也需要循序渐进地增加摄入量。Gāo xiānwéi yǐnshí yǒuzhù yú gǎishàn chángdào gōngnéng, dàn yě xūyào xúnxù jiànjìn de zēngjiā shèrùliàng.A high-fibre diet helps improve gut function, but intake also needs to be increased gradually.
这种布料是棉纤维做的,夏天穿很凉快。Zhè zhǒng bùliào shì mián xiānwéi zuò de, xiàtiān chuān hěn liángkuai.This fabric is made of cotton fibre; it is very cool to wear in summer.
芹菜里有很多纤维,嚼起来有丝丝的声音。Qíncài lǐ yǒu hěn duō xiānwéi, jiáo qǐlái yǒu sīsī de shēngyīn.Celery contains a lot of fibre; it makes stringy sounds when you chew it.