留置く

(1) 定期的な記録を文書で管理する(maintain by writing regular records; "keep a diary"; "maintain a record"; "keep notes")(maintain by writing regular records)

⇒注意を払う(maintain by writing regular records)

(2) 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(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")(allow to remain in a place or position or maintain a property or feature)

⇒この衣類は何度洗っても形が崩れない(allow to remain in a place or position or maintain a property or feature)

(3) 限界内、制限内にとどめること、あるいは動きを制限する(to close within bounds, limit or hold back from movement; "This holds the local until the express passengers change trains"; "About a dozen animals were held inside the stockade"; "The illegal immigrants were held at a detention center"; "The terrorists held the journalists for ransom")(to close within bounds, limit or hold back from movement)

⇒テロリストらはジャーナリストを人質に取った(to close within bounds, limit or hold back from movement)