n.

a round fastener sewn to shirts and coats etc to fit through buttonholes

an electrical switch operated by pressing

"the elevator was operated by push buttons"

同義詞：push buttonpush

any of various plant parts that resemble buttons

a round flat badge displaying information and suitable for pinning onto a garment

"they passed out campaign buttons for their candidate"

a female sexual organ homologous to the penis

同義詞：clitorisclit

a device that when pressed will release part of a mechanism

同義詞：release

any artifact that resembles a button

Buttoning down archaeology
Buttoning Up Australian Superannuation
When "buttoning up"is not sound advice.
When ?buttoning up? is not sound advice (editorial)
Buttoning Down the Past: A Look at Buttons as Indicators of Chronology and Material Culture
Buttoning up the gold collar — The child in neoliberal visions of early education and care
On the safety problems of buttoning steel-tube scaffold construction of high-rises
Surgical excision with compression buttoning for pseudo-cysts of the auricle
Influence of transplant characteristics and growing conditions on curd size (buttoning) of cauliflower. [Conference paper].
Learning/Play Quilt for development of toddlers' fine motor skills (dexterity): zipping, tying, buttoning, lacing, snapping, hooking...