The first time you start IBM Support Assistant, the welcome screen will present a warning box indicating no product plug-ins were found.

首次启动 IBM Support Assistant 时，会显示一个警告框，指示未找到任何产品插件。

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Certificates you create yourself are considered unauthenticated and will generate a warning in the security warning box if the security level is set to High or Medium.

自己创建的证书被视为是未经验证的，如果安全级别设置为“高”或“中”，则将在“安全警告”框中生成警告。

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The FDA panel voted eight to seven that a black box warning was warranted.

FORBES: Cardiac Critic

The labeling change will not be a so-called black box warning, reserved for lethal side effects.

FORBES: Magazine Article

Bernstein says that in the best-case scenario, Tysabri would get a black box warning--the most serious kind.

FORBES: Tysabri Is No Vioxx