a personal or private matter / selfishness / privacy, secrecy / (women's speech, obsolete) a brother-in-law

Alternative spelling of 私達 (“we; us”)

private; mine

systems analyst

an operating system

unit kitchen, a complete kitchen, custom kitchen, a kitchen fitted with appliances, a fitted kitchen, an integrated kitchen system

(computing, Internet) a system operator, especially someone who administers an online communications system or bulletin board

a systems engineer

necessity (quality or state of being necessary, unavoidable, or absolutely requisite)

unnecessary