One should not preach down criticism.

一个人不应该贬低批判。

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We failed to preach down these people.

我们未能说服这些人。

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Article 130 lawyers and law firms may not preach down other lawyers or law firms and their services in the lawyer's advertisements they publicize.

第一百三十条律师和律师事务所发布的律师广告不得贬低其他律师或律师事务所及其服务。

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Mr Bingham invited television cameras into his church on Sunday morning to hear him preach that any march down the Garvaghy Road would be a hollow victory in the shadow of three coffins.

ECONOMIST: From forward march to retreat