时差N小时 为什么哭泣时会流鼻涕?(下)

These little holes, on the upper and lower eyelids¹ of both eyes, serve as drains and lead into canals that run through grooves² in the bones of the face and eventually empty into the nose.

位于上、下眼睑的这些小洞发挥着排水管的作用，引导眼泪顺着脸骨凹槽流淌，最终流入鼻腔。

Even when you’re not crying, some of the normal, everyday tears that moisten and clean your eyes drain out through this secret passageway into the nose,

即使不哭泣，每日正常分泌的一些用来湿润、清洁眼睛的眼泪也会通过这一秘密通道流入鼻腔，

but it’s such a small amount that you don’t notice it.

只不过泪水太少你难以察觉。

When the tears really start to gush³, however, this unnoticeable trickle⁴ turns into a river.

而当眼泪喷涌而出时，这些难以察觉的涓涓细流瞬间变为滔滔河水。

As the tears make their way down through the nose, they moisten and loosen other secretions⁵ on the way.

当泪水流入鼻腔时，它们也会浸湿并润滑其它分泌物。

And that’s when you reach for a tissue!

此时，你就需要用纸巾擦拭了。

1 eyelids   

n.眼睑( eyelid的名词复数 )；眼睛也不眨一下；不露声色；面不改色

参考例句：

• She was so tired, her eyelids were beginning to droop. 她太疲倦了，眼睑开始往下垂。
• Her eyelids drooped as if she were on the verge of sleep. 她眼睑低垂好像快要睡着的样子。 来自《简明英汉词典》

2 grooves   

n.沟( groove的名词复数 )；槽；老一套；（某种）音乐节奏v.沟( groove的第三人称单数 )；槽；老一套；（某种）音乐节奏

参考例句：

• Wheels leave grooves in a dirt road. 车轮在泥路上留下了凹痕。 来自《简明英汉词典》
• Sliding doors move in grooves. 滑动门在槽沟中移动。 来自《现代汉英综合大词典》

3 gush   

v.喷，涌；滔滔不绝(说话)；n.喷，涌流；迸发

参考例句：

• There was a gush of blood from the wound.血从伤口流出。
• There was a gush of blood as the arrow was pulled out from the arm.当从手臂上拔出箭来时，一股鲜血涌了出来。

4 trickle   

vi.淌，滴，流出，慢慢移动，逐渐消散

参考例句：

• The stream has thinned down to a mere trickle.这条小河变成细流了。
• The flood of cars has now slowed to a trickle.汹涌的车流现在已经变得稀稀拉拉。

5 secretions   

n.分泌（物）( secretion的名词复数 )

参考例句：

• Lysozyme is an enzyme found in egg white, tears, and other secretions. 溶菌酶是存在于卵白、泪和其他分泌物中的一种酶。 来自辞典例句
• Chest percussion and vibration are used with postural drainage to help dislodge secretions. 在做体位引流时要敲击和振动胸部帮助分泌物松动排出。 来自辞典例句