大多数吸烟的人都是在十几岁时开始吸的。

Most people who smoke began smoking in their teens.

《柯林斯英汉双解大词典》

平均开始吸第一支烟的年龄为13.0岁。

The average age of onset cigarette is 13.0 years old.

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让我们深吸一口气从议事规则开始讲起吧。

Take a deep breath and start with the rule.

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我深吸一口气，开始读我的信。

I took a deep breath and read.

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她请朋友坐下，深吸口气，然后便开始演奏。

She sat her friend down, took a deep breath and began to play.

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托尼深吸一口气，于是就开始放映。

Toni took a deep breath, and then started the show.

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托尼深吸一口气，于是就开始放映。

Toni took a deep breath, and then started the show.

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