And a handy window into the gut is poop.

Which means that gut microbes may hold the secret to extending that workout — without getting pooped.

这意味着肠道微生物可能掌握着延长锻炼时间且不会精疲力竭的秘密。

Yeah, and I'm-I'm gonna take this, you know, so that the rats don't poop in it.

对了，我要把这个带走，以防老鼠在里面拉屎。

We have been working hard to open up this new bandwidth.

我们一直在努力开辟新的带宽。

Our class are working hard to make ours a good class.

我们班的同学都在努力工作以便是我们班成为优秀班。

In his third month, he could not bear the suffering any longer. He went to see his teacher and said, "I've been working hard for so many days. Now would you please teach me some skills, or it'll be a waste of time for me to be here."

到了第三个月，他实在忍无可忍了，于是找到老道，对师傅说：“弟子操劳多日，请师傅传授弟子一些仙术，也不枉弟子在这里所受的辛苦。”

In the third month, he could not bear the suffering any longer. He went to see his teacher and said, "I've been working hard for so many days. Now would you please teach me some skills, or it'll be a waste of time for me to be here."

到了第三个月，他实在忍无可忍了，于是找到老道，对师傅说：“弟子操劳多日，请师傅传授弟子一些仙术，也不妄弟子在这里所受的辛苦。”

The famous singer is working hard for many good causes – the environment, poor children, and refugees2.

这位著名歌手在为包括环境、贫困儿童和难民等许多公益事业而努力工作。

Inemuri is viewed as exhaustion3 from working hard and sacrificing sleep at night.

人们认为“日本眯”代表工作努力而疲累，晚上牺牲了睡眠时间。

You need to steady yourself and make sure you keep working hard!

你需要稳住自己，继续坚持努力学习。

If you keep working hard, you will achieve success.

如果你继续努力,你会成功的。

Many people are working hard to preserve these ponies, and trying to come up with plans to find a sustainable future for one of Dartmoor's most financially-troubled elements.

很多人都在努力保护这些小马,并试图为达特摩尔严重的经济问题找到一个可持续的未来。

And they'e been working hard to break in.

他们一直在努力攻破它。

The girls are really working hard.

姑娘们干活真卖劲儿。

You've been working hard all day, rest a while.

你累了一天了，歇会儿吧！

I started working hard for the first time in my life. To my surprise, I found I liked it.

我生平第一次开始努力工作。令我惊讶的是，我发现我竟然很开心。

A collection of loops is said to be nontouching if no two of the loops have a node in common.

对于一个回路的集合来讲，如果其中任意两个回路之间都没有一个公共的节点，则称这个集合是互不接触的。

The plane flew round and round in wide loops.

飞机兜着大圈子，飞了一圈又一圈。

He looped the rope over the wood

他把绳子绕到木头上。

The enemy was looping around the south side

敌人正从南侧包抄过来。

He looped the strap over his shoulder.

他把带子绕了一个圈挎在肩上。