burette

詳細解釋：

burette 也作 bu.ret

n.（名詞）
A uniform-bore glass tube with fine gradations and a stopcock at the bottom, used especially in laboratory procedures for accurate fluid dispensing and measurement.
滴定管：一種統一口徑的玻璃試管，有精確的刻度和下端有一個停止旋塞，特別用於實驗室中對精確液流的分配和測量程序

來源：
French [diminutive of] buire [vase for liquors]
法文 [] buire的小後綴 [酒具]
from Old French
源自 古法文
[probably of Germanic origin]
[可能源於日耳曼語]