英语词汇“have a memory like a sieve”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词

have a memory like a sieve

释义

sieve /siv/

noun

A utensil with a meshed or perforated bottom for sifting or straining, generally finer than a riddle
A refuse-basket (Shakespeare)

transitive verb and intransitive verb

To sift

ORIGIN: OE sife; Ger Sieb

sieveˈ-like adjective

Perforated like a sieve
(of a memory) extremely unreliable

sieve of Eratosthenes /er-ə-tosˈthen-ēz/ noun (mathematics)

A method of finding prime numbers, by listing all positive integers from 2 up to some given number, leaving the first number, 2, but crossing out all its multiples, leaving the second remaining number, 3, but crossing out all its multiples, and so on

sieve plate noun (botany)

A perforated area by which a sieve tube connects with another

sieve tube noun (botany)

A conducting element in phloem, consisting of thin-walled cells connected end to end with sieve plates between adjacent members

have a head (or memory) like a sieve

To be very forgetful

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