Keep your leg straight. Keep your leg straight for me.

腿伸直 给我把腿伸直。

Lie on your back on a flat surface, keeping your legs straight.

仰面平躺，双腿伸直。

In this test, a person lays down on their back, and the examiner lifts each leg with the knee straight.

嘱患者平躺，体检医生在膝盖不弯曲的情况下分别抬起每条腿。

Straight legs. There you go, good.

直腿。给你， 很好。

Silk-satin straight leg pantsuit, $4,700, sold.

丝缎直筒裤套装，4,700 美元，已售出。

Try to keep your legs straight.

【straight】尽量把你的腿伸直。

All dinosaurs have hip joints that support the legs more or less straight under the body.

所有恐龙都有髋关节，或多或少地支撑身体下方的腿。

Here is how it is done: 1 Roll the person onto one side.Keep the legs straight.

方法如下： 1 将人翻到一侧。保持双腿伸直。

These Celine jeans are very like classic French girls, straight leg, the same Paco shoes with a little heel because it's date night.

这些 Celine 的牛仔裤很像经典的法国女孩，直筒牛仔裤，同样的 Paco 小跟鞋，因为今晚是约会之夜。

Beth wears a pair of straight leg, white trousers with a crisp crease pressed down the center of each leg.

- 贝丝穿着一条直筒白色长裤，每条腿的中央都有一条清晰的折痕。

We're going to work with a farrier and see if training her feet can get her walking comfortable with straighter legs.

- 我们将与马蹄铁匠一起工作，看看训练她的脚是否能让她的腿更直，走路更舒服。

During the 1940s, trousers sat high on the natural waistline and featured a wide straight leg with a crease down the center.

- 在 1940 年代，裤子的自然腰线高，裤腿宽直，中间有一条折痕。

It's just looking for ones that have a slight curve to it so that they can actually fit into the body and leave the legs straight.

它只是在寻找稍微弯曲的那些，这样它们才能真正贴合身体并保持双腿伸直。

We walk on two very straight legs, if a human stands next to a dog, for example, the dog has got that funny bent classic dog leg shape, right?

我们用笔直的两条腿走路，举个例子，如果一个人站在一条狗旁边，你就会发现那条狗的腿是那种有趣的经典弯曲形状，对吧？

One big difference however is that humans walk upright on straight legs, whereas most animals are crouched – bent over at the knee and leaning forwards to the ground.

然而，一个很大的区别是，人类用笔直的双腿直立行走，而大多数动物是蜷伏——膝盖弯曲，身体前倾向地面。

Humans have a very straight leg, and so because of that, and because our legs are pretty long for our body size – humans are part of the ape family – we're quite efficient.

人类的腿非常直，正因为如此，以及因为我们的腿相对于我们的体型来说相当长——人类是类人猿家族的一员——我们的效率相当高。