プログレッシブ和英中辞典(第4版)の解説
はばむ【阻む】
〔障害物でふさぐ〕block ((the road))，obstruct；〔くい止める〕check ((the flow of air))；〔遅らせる〕hinder ((the growth of a plant))；〔防止する〕prevent [keep] ((a person from doing))
道を阻む
block a person's path／obstruct a person's way／stand in a person's way
彼らの侵入を阻む
prevent them from invading／stop their invasion
敵の攻撃を阻む
keep [hold] an enemy in check
進歩を阻む
stand in the way of progress