graduated cylinder
noun [ C ] US uk/ˌɡræd.ju.eɪ.tɪd ˈsɪl.ɪn.dər/ us/ˌɡræd.ju.eɪ.t̬ɪd ˈsɪl.ɪn.dɚ/ (UK measuring cylinder)
（实验用）量杯（标有刻度）
a glass cylinder that has lines printed on the side of it showing how much it contains, used by scientists
Pour exactly 100 ml of sulphuric acid into a graduated cylinder. 向量杯中准确注入100毫升硫酸。