It has three leaflets that function like a one-way door, allowing blood to flow forward into the aorta, but not backward into the left ventricle.
它有三个瓣叶，功能象一个单向们，允许前向血流进入主动脉，但不能返流回左心室。
The major products are the lift parts such as the car, hoist-way door, door machine , upper sill, speed governor, rope gripper, catch block , buffer etc.
销售的主要产品：导向轮、轿厢、厅门、门机、上坎、限速器、夹绳器、安全钳、缓冲器、绳头组合、五方通话、导轨等电梯部件，广泛应用于客梯、住宅梯、货梯等各类电梯。
The frog hopped all the way to the bathroom door.
青蛙一跳一跳地一直跳到了浴室门口。
When we knocked on her door, she seemed tense but allowed us in any way.
当我们去敲她的门时，她似乎很紧张，但还是让我们进去了。
He started for the door, but I blocked his way.
他奔门口而来，但我挡住了他的去路。
I eased my way toward the door.
我缓慢地向门口走去。
Which way is the wind blowing? How many kinds of wildflowers can be seen from your front door? If your awareness is as sharp as it could be, you'll have no trouble answering these questions.
风往哪个方向吹?从你的前门可以看到多少种野花?如果你感觉足够敏锐，你就能毫不费力地回答这些问题。
She went slowly half-way to the door in the wall and then she stopped and went back.
她慢慢地走向墙边的门口，走到一半，然后停了下来，往回走。
I don't like the way that door looks.
我讨厌那门开着。
Catching the chance to explore the wonders of the concert hall, the little boy stood up and finally made his way through a door which was marked "No Admittance".
小男孩站了起来，抓住机会探索音乐厅的奇观，最终穿过了一道门，上面写着“禁止进入”。
Groping with his hands in the dark along the wall, the blind man finds his way to the door.
那位盲人沿墙用手暗中摸索着，找到了通向门的路。
This table is too close to the door， it gets in the way.
这桌子放在门口太碍事了。
And then you might see a few more paragraphs that say, "Yeah, that happened to me but we got it out the door this other way."
接着你可能会再看到其它的段落写道：“是的，这也发生在我们身上，但我们用另一种方式将它扫地出门了。”
The only way to close that door is to repent, asking the Lord to forgive you of the sin.
关闭这扇门的惟一方式是忏悔，请求上帝原谅你的罪恶。
Now I'm not sure if Edison would be proud or rolling in his grave, but one thing's for sure: let's hope no one hits the power switch on the way out of the door on this bulb.
现在我不知道爱迪生是骄傲还是死不瞑目，但是有一点是肯定的：让我们祈祷没人会碰到这个挂在门外的电灯泡的电源开关。
If the banks really believed the positions were precious, they would at least complain on the way out the door.
如果这些银行真正意识到他们手里股票的价值，起码在跨出中资银行大门的时候他们应该心疼。
One job-seeker attached a shoe to a resume as “a way to get my foot in the door,” a respondent told the survey.
一个求职者把一只鞋与简历绑在一起，他告诉调查人员，这也是“让自己迈入公司第一步的方式”。
He makes his way until he reaches a door at the end of the hallway.
他一路前进走到走廊末端的一道门后。
“Breakfast should not be rushed or eaten on the way out of the door with car keys in your hand. This causes the nervous system to become agitated and disrupts digestion” Kester Marshall.
不要一边拿着车钥匙冲出门外，一边匆忙的啃着早餐，这会导致神经系统激动不安，消化过程被打乱。
After your letter makes its way through the door of the post office, the postmaster will look at the address information of the envelope and place it in the appropriate slot.
当您的信进邮局大门后，邮政人员将查看信封的地址信息，并将它放到适当的信箱中。
“No problem,” I said, glancing in the mirror on my way out the door.
“没问题,”我说。出门前,我照了照镜子。
At one point during the party, I made my way to the bathroom and closed the door behind me.
晚会进行中，我走进了洗手间并随手把门关上。
Now, righteousness is the way, and propriety is the door, but it is only the superior man who can follow this way, and go out and in by this door.
夫义，路也；礼，门也。惟君子能由是路，出入是门也。
Mr Grübel may be counting on a return to the casino, but if regulators have their way, its door will soon be shut.
Grübel正计划重返赌局，但如果监管者开始行动，赌局的大门将会很快关闭。
You turn at this corridor and half way down that hall you see a door labeled "Quiet Room".
你走上这条走廊，在离大厅还有一半路程时，你看到有一道门，上面写着“静室”。
Now, in a ludicrous way, visually combine 'bacon' with the sight of your front door.
现在，用一种滑稽的方法，把“腌肉”和你家大门的样子形象化地结合起来。
She describes their homes, their mannerisms, even the way they open the door.
她描述受访者的家居环境、言谈举止，甚至是他们开门的方式。
It appeared motionless but was gazing at the door the way animals do when they want to get out but are being very patient about it.
它在那里一动不动，只是目不转睛地注视着房门，它的姿势就是动物们在想出门时所摆出的那种姿势，不过，这只猫显得非常得耐心。
We’ve got some molding to replace around the door, but I actually like the way it looks unfinished.
门附近还有一些装饰线需要更换，不过我喜欢保持一种尚未完工的状态。
I inched my way toward the door and heard it again.
我蹑手蹑脚的朝屋门走过去，这个声音又发出了一次。
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