口道

证明了口道和肛道都是由外胚层发育而来。

This shows that both the stomodaeum and proctodaeum arise from the ectoderm .

与口道相比，肛道发育速度很快，肠道伸长并最终形成一个环状。

It grows faster than the stomodaeum and eventually elongates to form a loop .

我当时真是茶壶里煮饺子&有口道不出。

I was really the teapot boiled dumplings-have the mouth .

那逼再有石像面向火山口道逼。

And over there more moai , standing looking into the crater itself .

前无节幼体期前肠开始发生，至后无节幼体期先后形成口道、食道和胃等结构；

The fore gut begins to form at the egg nauplius stage and is made up by stomodaeum , esophagus and stomach ;

六瓣状的贲门瓣出现在口道的末端，并逐渐浸入发育中的中肠前端。

Six ruga-shaped cardiac valves appear at the posterior end of stomodaeum , gradually embedding to the front of the developing midgut .

他原打算说“主宰世界”，却改了口道：“做孵化中心主任。”

He was going to say " future World controllers , " but correcting himself , said " future Directors of Hatcheries , " instead .

口道形成以后，胚胎体积逐渐增加，这表明胚胎在发育过程中可能吸收了寄主的营养。

After forming stomodaeum volume the embryo is becoming big increasingly . This indicates that embryo may absorb nutrition of the host in the course of development .

口道交感神经系统由位于脑前方食道背面的额神经节和位于脑后方的后头神经节组成的神经连锁构成。

The stomatogastric nervous system consisted of connectives composed of frontal ganglion and occipital ganglion , which were located in the front and the back of brain respectively .

共焊接X70钢D1016mm焊口1252道，焊接一次合格率95%，同时在300道实验口焊接施工中创下了X射线、超声波检测连续百道口100%合格的施工纪录。

It has make a construction record that the qualification rate of continued one hundred welding joints is 100 % with X ray & ultrasonic inspection among 300 experiment joints welding construction .

锯齿形过饱和公交优先信号交叉口进口道延误研究

Study on the Approach Delay of Indented Over-saturated Bus Priority Signal Intersection

信号交叉口进口道上游公交停靠站设置研究

Research on the location of bus stops upstream the approach at signalized intersections

公交站点车辆停靠对信号交叉口进口道交通延误模型

Traffic delay at signal-controlled intersection with bus stop upstream

她尝了一口那道炖菜。

She tasted the stew .

在此基础上，重点分析了路中型专用道的中途停靠站设置于交叉口进口道和出口道的2种模式，通过建立公交车车均延误模型及交通仿真分析，论证了停靠站的最佳布置位置。

Further , this paper compares the two modes of locating the bus stops , nearside stops and farside stops for the median bus lane , and the optimal location is given through the establishment of the model of the bus average delay and simulation analysis .

“喝起来像‘占有’，”格里尔在品了第一口后赞道。我几乎能确信他说的是那部知名小说《占有》（Possession），而不是指一个攫住一个无辜之人的恶魔。

Tastes like ' Possession , ' ' raved Mr. Greer after the first sip , and I 'm almost positive he meant the celebrated novel and not a demon clutching an innocent soul .

丹江口大坝廊道自动抽水控制系统设计与实现

Design and Realization of automatic pumping control system for the corridor of Danjiangkou Dam

本节讨论砂型铸造工艺，包括型模、浇注口、浇道、设计考虑因素及铸造余量。

The processes of sand casting are discussed in this section , including patterns , sprues and runners , design considerations , and casting allowance .

传统的大口径玻璃钢夹砂管插承口需四道密封圈，套管（筒）制作困难。

Traditional sand sandwiched GRP pipes with large diameter require four courses of gasket at the socket end and it is difficult to make the casing .

他想了一想，猛然站起来，伸出手来，翘起一个大拇指在尚仲礼脸前一晃，啧啧地没口地恭维道。

He racked his brains , stood up , stretched out his right hand to give Shang Chung-li the " thumbs up " sign , and burst into compliments .

大门口有一道电动栅门。有时候，我们会觉得自己住在一种我们巴基斯坦人称之为“替代性监狱”的地方，“囚禁”在一幢高级住宅里。

It sits behind an electric iron gate and it sometimes seems as if we are in what we in Pakistan call a sub-jail , a kind of luxury house arrest .

店员：最简单的途径就是痢疾杆菌通过污染的手、食品、水源等方式传播，最终均经口入消化道使易感者被传染上了。

Shop assistant : The most common way is that dysentery bacteria spread by dirty hands , food or water , finally enter in alimentary tract by the mouth , infecting the receptor .

丈夫尝了一口菜后抱怨道：“真难吃！”

The husband tasted the dishes and complained , " It is terrible ! "

无脊椎动物口中或消化道或壳上发现的牙状结构。

Toothlike structure in invertebrates found in the mouth or alimentary canal or on a shell .

口门诸汊道地貌的主要塑造动力为落潮流，而涨潮流则起再修饰作用。

All channel topographies in the Minjiang River mouth are mainly formed by the ebb current and then modified by the flood current .

24～26周形成筛小房，并有微小窦口与上鼻道和中鼻道相通。

The ethmoid cells appeared at 24-26 weeks and they kept their own small ostia that opened into the middle and superior nasal meatuses .

基于对交叉口范围的划分，首先给出了交叉口进口道区域内，信号控制交叉口的绿灯、红灯和黄灯情形、以及无信号交叉口情形下车辆的到达模型；

According to the partition of the intersection area , the vehicle arrival model is presented .