In 1924 he convinced the British government to encircle the world with a chain of wireless stations using the latest technology that he had devised, shortwave radio.

1924年，他说服英国政府用他最新发明的短波无线电技术来建立无线电台链，环绕世界。

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The second was to encircle the cities.

第二步是包围城市。

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Our intelligence must find the enemy and safe routes to encircle him.

我们的情报必须发现敌人以及包围他们的安全路径。

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He now knew enough to send in the hunters, to encircle the pack.

BBC: Sweden wolf cull divides wilderness opinion

On Wednesday protesters threaten to encircle parliament to prevent the deputies from voting.

BBC: Greece: The moment of truth

That country still sees the American-Japanese alliance as an attempt to encircle China.

ECONOMIST: Will East Asia keep its balance? | The