役立つ

(1) 何かのために特質のある特徴を有する開いているか、脆弱である(have certain characteristics of qualities for something; be open or vulnerable to; "This story would lend itself well to serialization on television"; "The current system lends itself to great abuse")(have certain characteristics of qualities for something)(be open or vulnerable to)

⇒現在のシステムは、大きな乱用に弱い(be open or vulnerable to)

(2) ある目的に役立つ(be useful for a certain purpose)

(3) 役に立つ(be of use; "This will help to prevent accidents")(be of use)

⇒これは、事故を防止するのに役立つ(be of use)

(4) 目的、役割または機能を提供する(serve a purpose, role, or function; "The tree stump serves as a table"; "The female students served as a control group"; "This table would serve very well"; "His freedom served him well"; "The table functions as a desk")(serve a purpose, role, or function)

⇒テーブルは机として機能する(serve a purpose, role, or function)

(5) 役に立って、有用である(be of use to, be useful to; "It will avail them to dispose of their booty")(be of use to, be useful to)

⇒それは、彼らの戦利品を置くのに役立つだろう(be of use to, be useful to)

(6) を促進する、利益を得る、有用か、有益である(promote, benefit, or be useful or beneficial to; "Art serves commerce"; "Their interests are served"; "The lake serves recreation"; "The President's wisdom has served the country well")(promote, benefit, or be useful or beneficial to)

⇒大統領の知恵は国によく貢献した(promote, benefit, or be useful or beneficial to)

(7) 貢献する、あるいはもたらす(contribute or conduce to; "The scandal served to increase his popularity")(contribute or conduce to)

⇒スキャンダルは彼の人気をあげるのに役立った(contribute or conduce to)

(8) 状況を改善する(improve the condition of; "These pills will help the patient")(improve the condition of)

⇒これらの錠剤は患者を助けるだろう(improve the condition of)