短语词组短语OT Ought 应该ought toang 野马Ought World 应然世界ought toshouldmust 应该we ought 我们应该ought to 应该;应当;必然;理应It Ought 那最好还;那最好medical ought 医学应当Ought Used 精当ought to do sth 应该；应该做某事ought to know better 应该懂得多一些 返回 ought