Her pupils were dilated. Her expression was vacant.

她瞳孔扩张，表情很茫然。

When you shine a light on HAL's eyes, his pupils may or may not dilate.

当你用照射 HAL 眼睛时，他瞳孔会根据病情选择性地放大或不放大。

Harry could have sworn his over-large nostrils were dilating, trying to sniff Harry out.

哈利敢肯定，他本来就大鼻孔张得更大了，像要嗅出哈利所在位置。

When animals get hot, tiny capillaries near the surface of the skin dilate.

动物热时候，体表毛细血管扩张。

Ms Sumner, your pupils are dilating.

萨姆纳小姐，你瞳孔在扩大。

Her face went whiter and her brown eyes dilated enormously.

她脸色更苍白，那双色眼睛也瞪大到了吓人程度。

This is where the arteriole walls develop hyaline deposits, which makes it harder for them to dilate.

这是小动脉壁形成透明沉积物地方，使得它们很难扩张。

With no need for eye drops that dilate your pupils for hours.

如此一来，你不需要再检查眼睛前滴上散瞳药水了。

Dilated pupils indicate strong feelings: playfulness, agitation, fright, or aggression.

瞳孔放大代表着强烈情感：玩耍、激动、害怕或攻击行为。

During totality it's dark, so your pupils have dilated to let more light in.

日全食时天空完全黑暗，你瞳孔会扩张来让更线通过。

Your ability to sweat, dilating your blood vessels, all those things help promote heat loss.

你出汗能力，扩张血管能力，所有这些能力都有助于散热降温。

It was said to make their pupils dilate so that they would look more beautiful.

据说这能让瞳孔变大，让她们看起来更漂亮。

These can let through too much infrared and ultraviolet light, and again can dilate your pupils, actually making things worse.

过红外线和紫外线都能穿过他们，同样会使瞳孔扩散。实际上让情况更糟糕。

In the dim light of the radiology room, her pupils were dilated into deep black pools.

在放射昏暗灯下，她瞳孔放大成一片深黑色。

The reason behind this is unclear, but nitric oxide makes peripheral arteries dilate, so blood pressure drops.

其中原因尚不明确，但是，一氧化氮会导致外周动脉扩张，血压因而下降。

In ophthalmology, a synthesized form of the same chemical can still be used to help dilate the pupils.

在眼，这种化学物质合成物仍可以用来帮助扩大瞳孔。

Music has the ability to create a state of arousal, causing pupils to dilate and blood pressure to increase.

音乐能让人产生情绪起伏，使瞳孔扩张，血压上升。

Shelly, come on! Your sister's fully dilated and she wants a nice family picture before there's blood everywhere!

谢仔，快来! 你姐姐子宫已经完全张开了，她想在鲜血四溅之前来一张温馨全家福!

If you do try, your muscles will tense and your pupils will dilate and you heart rate will increase.

如果你真尝试，你肌肉会紧张，瞳孔会扩张，心率会增加。

The first stage starts with true labor contractions and ends when the cervix is completely effaced and dilated.

第一产程从真性宫缩开始，到宫颈管完全消失，宫口完全扩张结束。