Nilometer

[nai'lɔmitә(r)]

解释:

(n.) An instrument for measuring the rise of water in the Nile during its periodical flood.

整理:梅

解释:

n. a gauge for measuring the height of water in the river Nile: any river-gauge—also Nī′loscope.—adj. Nilot′ic.

手打:玛吉