Offline backup can also be performed without bringing the database system offline by freezing the system (blocking all write operations) while copying the database directory.

也可以在数据库系统没有离线的情况下执行离线备份，方法是当复制数据库目录的时候冻结系统（阻塞所有写操作）。

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In colder climates, weather can negatively affect productivity by literally freezing and completely blocking outdoor air lines.

在寒冷的气候，天气会产生负面影响字面冻结生产力和室外空气完全阻塞线。

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Determined to give effect to its unmet 31 July demand that Iran suspend all uranium enrichment-related and reprocessing activities, the Security Council today imposed sanctions on that country, blocking the import or export of sensitive nuclear materiel and equipment and freezing the financial assets of persons or entities supporting its proliferation sensitive nuclear activities or the development of nuclear-weapon delivery systems.

UN: Security Council