Stand naturally, not too stiff or slumped.

站姿要自然，不要太僵直也不要太颓靡。

The company faces stiff competition, doesn't it?

公司面临激烈竞争，是么？

That fluid makes you feel stiff and uncomfortable.

这种液体会让你感到僵硬和不舒服。

There is stiff opposition from close allies like Britain.

诸如英国等亲密盟友也表示坚决反对。

I'm alright. My neck is a bit stiff but ok.

我很好。我的脖子有点儿硬，不过还好。

All through the interminable day at school she was bored stiff.

一整天在校里，她觉得如坐针毡，无聊极了。

Leather shoes are usually stiff when they are new.

当皮鞋是新的时通常很硬。

Yes. but not too stiff. right?

好的。不过，不要太硬，对吗？

Or dropped before me , stiff and cold as ice .

有的落在脚前，冰冷而僵硬。

If something is stiff, it's difficult to move.

如果某物很僵硬、很紧，那它就很难移动。

My legs are stiff from sitting too long.

我坐得太久，两脚都硬了。

That boy's more stiff than michele bachmann's husband at a chippendales.

真服了那家伙 简直比Bachmann老公 观看猛男脱衣舞还要木讷 M. Bachman: 共和党总统候选人 保守基督徒 其丈夫被嘲讽是同性恋。

Mother stirred the flour and milk to a stiff paste.

母亲把面粉和牛奶搅成浓浆。

Barry found the little boy unhurt, but cold and stiff.

巴里发现小孩子并未受伤，但是冷得僵硬。

Lids on medicine bottles are stiff so they're childproof.

药瓶的盖子就很紧，所以它们对儿童很安全。

Indeed, his initial inspection suggested the stuff was actually growing stiffer.

实际上，他的初步监测显示材料变得更加坚硬了。

He held his neck straight and stiff, waiting for the crash.

他把脖子伸直，绷得紧紧的，等着听那些哗啦声。

That quickly leaves their workout clothes sweaty, smelly and stiff.

很快他们的运动服就会因出汗变得发臭，僵硬。

OK, so what has that got to do with the stiff?

好吧，那又与这具尸体何干呢？

No wonder your back becomes stiff, and your neck and shoulders ache.

到时候背部僵硬，肩颈疼痛也就不奇怪了。