open-ended是什么意思

实用例句

1. The action is an open violation of the Vienna Convention.

该行为公然违背了《维也纳公约》。

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2. Without warning, Bardo smacked his fist into his open hand.

巴多没有任何预兆地一拳砸在自己摊开的手掌上.

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3. It's an open secret that the security service bugged telephones.

安全部门窃听电话是人人皆知的秘密。

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4. In 1973, the first Open University graduates received their degrees.

1973年，第一批开放大学的毕业生获得了学位。

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5. Don't leave a child alone in a room with an open fire.

房间里有裸露的明火时，不要让孩子独处其中。

来自柯林斯例句