常見例句權威例句"We are prepared if called upon to be engaged as we were in Libya, " he said.NPR: Commander: Contingency Plans Under Way For SyriaThe NFL argues that this is the end game the union has wanted all along and they have engaged in sporadic and half-hearted bargaining, only to be able to decertify in March upon a lockout.FORBES: NFL Labor Pains: An Issue Of Trust 返回 be engaged upon