wēi / guǎn / dàn / bái / shì / gòu / chéng / xì / bāo / gǔ / jià / de / zhòng / yào / dàn / bái / zhì微管蛋白是构成细胞骨架的重要蛋白质。Tubulin is an important protein that makes up the cell skeleton.