希望如同隧道口的光芒般渺茫。
为防止海水从灌入，隧道口处建了一座小岛。
A small artificial island was built around the tunnel's entrance to keep water from creeping in.
父母告诉我要保持乐观，要不断进球，向着隧道口的光明不断前进。
My parents kept telling me to stay positive and that I must keep an eye on my goal and reach the light at the end of the tunnel.
说：“先搭顺风车到了隧道口，然后又到一位法国女士把免费带到了目地。”
"I hitchhiked to the Channel Tunnel, got a free ride as the passenger of a French woman and hitched to Brittany," she said.
测试结果表明：双层集装箱车辆进入隧道口时，空气压差阻力急剧上升，之后又迅速回落；
Results indicate that when the double container car enters into a tunnel, the pressure drag of the double container car quickly rises, and then rapidly falls.
只要有连续的隧道能够容纳，一辆出轨的列车就能滑进隧道口，而且然后继续地在地下滑行。
A derailed train can slide into the influence of a tunnel mouth and will then be allowed to continue sliding below ground, as long as there is a continuous series of tunnel pieces to contain it.
如果没有适当的设置隧道口，一列出轨的列车将在进入隧道试图穿过地面进入地下时被看不见的栅栏弹回。
Without the tunnel mouth being properly set up a derailed train will bounce off an invisible barrier when it tries to pass under the ground.
位于芳村珠江隧道口周边，以商务办公、文化娱乐功能为主，规划有标志性的钻石大厦、国际会议中心等；
Around the Pearl River Tunnel in Fangcun to business office, the main function of cultural entertainment, planning a landmark Diamond Building, International Conference Center;
方法：根据隧道口加强的类型将129名患者分为3组：不加强固定、生物可吸收螺钉加强固定及自体骨加强固定。
Methods: one hundred twenty-nine patients were divided into 3 groups based on type of aperture fixation: none, bioabsorbable interference screws, and autogenous bone cores.
一张照片在巴西火了。这张发布于脸书的照片里，一位妇女躺在张贴有2016年巴西奥运会口号A“一个新世界”的隧道口前睡觉。
This photo, which shows a woman sleeping in front of a tunnel painted with the 2016 Olympics' slogan - "a New World" - has absolutely taken over Facebook in Brazil.
一张照片在巴西火了。这张发布于脸书的照片里，一位妇女躺在张贴有2016年巴西奥运会口号 A“一个新世界”的隧道口前睡觉。
This photo, which shows a woman sleeping in front of a tunnel painted with the 2016 Olympics' slogan — "A New World" — has absolutely taken over Facebook in Brazil.
利用地面和车载测试系统，对列车车体表面、车厢内部、隧道壁面空气压力变化、隧道内列车风、隧道口微气压波和隧道壁面振动加速度等参数进行测试。
Using the ground and vehicular test systems, many parameters such as pressure change, wind caused by train, micro-pressure wave and vibration acceleration of the wall of tunnel were tested.
利用地面和车载测试系统，对列车车体表面、车厢内部、隧道壁面空气压力变化、隧道内列车风、隧道口微气压波和隧道壁面振动加速度等参数进行测试。
Using the ground and vehicular test systems, many parameters such as pressure change, wind caused by train, micro-pressure wave and vibration acceleration of the wall of tunnel were tested.
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