O 开头单词
obstructionist n. 妨礙者;蓄意阻撓者 adj. 阻撓議事的;蓄意阻撓的
obstructionism n.妨礙議程的手段;蓄意阻撓
obstruction-guard n.排障器;護欄
obstruction-free 無障礙設計
obstruction of lacrimal duct [毉葯科學]淚道阻塞
obstruction of justice 妨礙司法公正;阻礙司法
obstruction cocycle [數學]障礙閉上鏈
obstruction beacon [航空、航天科學技術]障礙物立標
obstruction n.障礙;妨礙;閉塞;違例阻擋
obstructing v. 妨礙(obstruct的ing形式);阻塞
obstructer n.障礙物;攔路虎;起阻礙作用的人=obstructor.
obstructed adj. 阻塞的;梗阻的,不通的 v. 阻塞;妨礙;遮住(obstruct的過去分詞形式)
obstruct wilfully 橫加阻梗
obstruct from v. 阻擋