I'm afraid that says something about the students' physical fitness.

恐怕这反映出了学生们的身体健康状况。

Not exactly - just improve your fitness gradually, in stages.

不完全是，只是逐步提高你的体能，分阶段进行。

I also opened my eyes up to fitness.

我也开始健身。

Oz has questioned the fitness of his opponent who is recovering from a stroke.

奥兹质疑正在从中风中恢复的对手的健康状况。

I love fitness, but sometimes I just feel like fitness entire burger into my mouth.

我喜欢健身，但有时候我觉得健身就像把整个汉堡塞进嘴里。

Oh! Do you use a fitness bracelet?

哦！你有用一款健身手环吗？

One week we developed a fitness circuit.

一周内，我们开发了一个健身赛道。

He wanted to promote fitness and inspire students.

他想用这种方式保持健康并激励学生。

Are you conforming to the fitness of things? Doing what's expected?

你是为了顺应常理？迎合大家的期望吗？

He became interested in health and physical fitness.

他开始对健康和体能感兴趣。

Now that you’ve taken those fitness classes.

那些健身课没白上。

A key notion in those equations is fitness.

这些方程组中有一个关键的概念叫做“适应性”。

Today, we talk about fitness and exercise.

今天，我们谈论健身和锻炼。

Mathematics, Physical fitness, School buses or Whiteboards?

数学，体育，校车还是白板？

" You could use a personal fitness trainer."

“您可以使用私人健身教练。”

The rituals displayed can convey reproductive fitness or they can just trick reluctant mates into copulation.

所展示的仪式可以传达生殖能力，也可以只是欺骗不情愿的配偶进行交配。

I'm a big fan of running and fitness classes.

我超迷跑步和健身。

Scientists think this is a representation of the animal's fitness, signifying the quality of their DNA.

科学家们认为这是动物健康状况的表征，表明了它们 DNA 的质量。

A marathon is a good fitness goal too.

马拉松也是一种很好的健身目标。

Fitness walking can be done almost anywhere, anytime.

这样的健身方式在任何时间任何地点都不受限制。