Passive speech refers to the speech given by the speaker under the influence of passive thinking which is unfavorable for the communication reality and even brings about negative communicative effect.

消极言语是指发话人在消极思维支配下发出的不利于交际现实的甚至使交际效果为负的言语。

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Higher use of the passive voice is often viewed as an indicator of 'indirect' and more easily confused speech because the doer of the action is obscured.

过多使用被动语态的演讲通常被认为是传递了间接的、容易令人困惑的信息，因为施动者不明确。

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The author tries to explain the limitation of passive input and the four reasons of pragmatic failures: pragmatic structure of discourse, speech rules, politeness strategy and indirect speech act.

语用失误的原因较多，作者从话语语用结构，说话规则，礼貌原则和间接言语行为四方面解释受试者的语用失误，并进一步分析被动输入在解决这类失误方面的局限性。

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Moreover, Yale has hardly taken a passive stance toward offensive speech.

WSJ: Peter Berkowitz: Is Yale University Sexist?

The exchange also demonstrates the passive voice, the form of speech in which the doer of the action is not stated.

FORBES: From Bogart to Gingrich

The difference between the passive voice and the active voice is subtle in grammar, but profound in impact in speech.

FORBES: From Bogart to Gingrich