Many in the crowd were older adults. Some chewed gum and lifted dumbbells.

这些人中很多都是年长者。他们中的一些人嚼着口香糖，举着哑铃。

And a woodpecker that rings a doorbell is no dumbbell.

啄木鸟按的门铃可不哑。

And I'm going to lift some dumbbells and do a lot of bench presses.

我要举哑铃，做很多卧推。

And a bench press is if you take the dumbbells up and lift it down to hit your chest.

卧推指的是你举起哑铃，然后把它放下直到碰到你的胸部。

One example would be the lowering of the dumbbell during the bicep curl.

哑铃弯举训练中放下哑铃的过程就是这样的例子。

The Local Group is elongated, almost dumbbell shaped, with the Milky Way on one side and Andromeda on the other.

本星系群是细长的，几乎呈哑铃形，一边是银河系，另一边是仙女座。

I took my dumbbell set out of the closet, and I put them in the living room.

我从衣柜里拿出我的哑铃，把它们放在客厅里。

Some one had dropped her dumbbells.

有人掉了她的哑铃。

Eccentric training is where the muscle lengthens while under tension, like lowering a dumbbell while contracting the biceps in a bicep curl.

离心训练是指肌肉在维持张力的状态下拉伸，就像在收缩二头肌的同时降低哑铃。

But if you look at these, there's three ways that you can configure these dumbbells.

但是如果你看一下这些，你可以通过三种方式配置这些哑铃。

When I place my shoes, yoga mat and dumbbells out the night before, I skyrocket my show-up and workout percentage.

当我在前一天晚上把我的鞋子、瑜伽垫和哑铃放在外面时，我执行习惯和进行锻炼的比率会飙升。

Or you can use " barbells" or " dumbbells" .

或者你可以使用“杠铃”或“哑铃”。

Well, if you look at the p-orbitals, they have these dumbbell shapes.

好吧，如果你看一下 p 轨道，它们具有这些哑铃形状。

So weights are like heavy machines, heavy things like this; or dumbbells or barbells.

所以重量就像重型机器， 像这样的重物； 或哑铃或杠铃。

What's the difference between a barbell and a dumbbell?

杠铃和哑铃有什么区别？

Besides swimming and walking, he lifted dumbbells until he was in his eighties.

除了游泳和散步， 他还举起了哑铃， 直到他八十多岁。

Dumbbells are similar, but they're smaller.

哑铃很相似，但它们更小。

A common misconception is that free weights, like barbells and dumbbells, are used only once you're a super pro with the machines.

一个常见的误解是，像杠铃和哑铃这样的自由重量训练是只有当你是器械的超级专业人士时才会使用。

With weights, like dumbbells or barbells, take whatever you feel comfortable with and do as many reps and sets as you can.

举重器材有哑铃或杠铃，选择你觉得重量合适的，尽可能多做几组训练。

You're lying down, and you're pushing the barbell up and down, or the dumbbell, or whatever you need to do.

你躺着，你把杠铃上下推，或者哑铃，或者你需要做的任何事情。