sieve

A device with a mesh, grate, or otherwise perforated bottom to separate, in a granular material, larger particles from smaller ones, or to separate solid objects from a liquid.

筛子

A process, physical or abstract, that arrives at a final result by filtering out unwanted pieces of input from a larger starting set of input.

A kind of coarse basket.

A person, or their mind, that cannot remember things or is unable to keep secrets.

An intern who lets too many non-serious cases into the emergency room.

A collection of morphisms in a category whose codomain is a certain fixed object of that category, which collection is closed under precomposition by any morphism in the category.

To strain, sift or sort using a sieve.

筛

To concede; to let in.