保する

guarantee, ensure, assure, insure, secure
請合う, 保する, 請け合う, 保証
make certain of; "This nest egg will ensure a nice retirement for us"; "Preparation will guarantee success!"
確実にする

keep up, sustain, prolong
続ける, ぶっ続ける, 持続, 引き摺る, 引摺る, 長める, 延ばす, 引張る, 持ち切る, 持ちきる, 延長, 保つ, 存続, 保する, 維持, 伸ばす, 持切る, 引きずる, 引ずる
lengthen or extend in duration or space; "We sustained the diplomatic negotiations as long as possible"; "prolong the treatment of the patient"; "keep up the good work"
長さあるいは空間を広げるまたは拡張する

continue, retain, keep on, keep
続ける, 保持, 持ち続ける, 留めおく, 留置く, 保つ, 保する, 維持, 留め置く, 継続
allow to remain in a place or position or maintain a property or feature; "We cannot continue several servants any longer"; "She retains a lawyer"; "The family's fortune waned and they could not keep their household staff"; "Our grant has run out and we cannot keep you on"; "We kept the work going as long as we could"; "She retained her composure"; "this garment retains its shape even after many washings"
ある場所またはその位置にとどまること、持っているものまたは特性を維持することを許容する

conserve, keep up, preserve, maintain
護持, 保つ, 保全, 保する, 管理, 維持, 保守
keep in safety and protect from harm, decay, loss, or destruction; "We preserve these archeological findings"; "The old lady could not keep up the building"; "children must be taught to conserve our national heritage"; "The museum curator conserved the ancient manuscripts"
安全に保ち、損害または腐敗、損失、破壊を防ぐ

keep up
持続, 持ち切る, 持ちきる, 保つ, 保する, 維持, 持切る
maintain a required pace or level; "He could not keep up and dropped out of the race"
必須のペースまたはレベルを維持する

guarantee, warrant
引き請ける, 請合う, 引き受ける, 保する, 引きうける, 引受る, 請け合う, 引請ける, 引受ける, 保証
stand behind and guarantee the quality, accuracy, or condition of; "The dealer warrants all the cars he sells"; "I warrant this information"
質、正確性または状態を保障するまたは支える

continue, preserve, bear on, carry on, uphold
続ける, 持する, 保つ, 保する, 維持, 保守
keep or maintain in unaltered condition; cause to remain or last; "preserve the peace in the family"; "continue the family tradition"; "Carry on the old traditions"
不変の状態に保つかまたは維持する

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