mid-14c., from Old French reserver "set aside, withhold" (12c.) and directly from Latin reservare "keep back, save up; retain, preserve," from re- "back" (see re-) + servare "to keep, save, preserve, protect" (see observe). Meaning "to book" is from 1935. Related: Reserved; reserving.
reserve (n.)
"something stored up," 1610s, from reserve (v.) or from French réserve, a Middle French back-formation from reserver. Meaning "self-imposed restraint on freedom of words or actions; habit of keeping back the feelings" is from 1650s.
例文
1. The call-up of National Guard and reserve units begun in late August.
国民警備隊と予備役の徴兵作業が8月下旬に開始された。
2.The subject is one which must be discused with reserve .
この話題については慎重に議論しなければならない。
3.The new proposal would create a reserve pool of cash.
この新しい提案は、現金準備基金を構築する。
4.Playing for the reserve team is a totally different kettle of fish.
代替として試合に参加するのは全く別のことだ。
5.These front-line defences are backed up by armoured units in reserve .