柯林斯词典burette (also buret) [美国英语] 1. N a graduated glass tube with a stopcock on one end for dispensing and transferring known volumes of fluids, esp liquids 滴定管 返回 burette剑桥词典a glass tube with measurements printed on it and with a small tap at the base , used for adding a measured quantity of liquid into something 量筒（有刻度的玻璃管，底部有一小龙头，用来把指定容量的液体加到别处） 返回 burette