In breathing the chest muscles expand the rib cage and allow air to be sucked into the lungs.
呼吸时胸部肌肉使胸廓扩大让空气吸入肺部。
Take a quick break during the day to work the triceps, chest muscles and back.
稍作休息后开始锻炼三头肌、胸肌和背部。
Slouching or rolling your shoulders forward shortens your chest muscles and reduces their flexibility.
肩膀低垂或是内旋会使胸肌缩短并且弹性降低。
The roaring in her ears increased. Her chest muscles jerked, trying to breathe. There wasn't much more time.
她的耳鸣增强。她一试图呼吸她的胸肌便抽蓄不止。时间不能多耽搁了。
The most popular cable machines include the Lat Pulldown for exercising the back muscles and the Pectoral Fly for strengthening the chest muscles.
跑步机是最受欢迎的锻炼器械之一，是每个健身房的必备器械。
Skeletal rib cage of a gorilla, which protects its vital organs and provides girders for its huge chest muscles, on display at the Museum of Natural History, New York.
11/18.纽约博物馆展出的长颈鹿骨架：肋骨组成的胸腔保护重要器官，同时为它巨大的肺部肌肉提供骨架支撑
Like all gyms, they have all sorts of things to help build up muscles in different parts of the body, like applied bicycles, chest stretching machines, and running machines.
像所有的健身房一样，它们有各种各样的器材来帮助锻炼身体不同部位的肌肉，比如实用的自行车、胸部拉伸机和跑步机。
You can do this with your calf muscles, thigh muscles (front and back), chest, abdomen, buttocks, shoulders and back.
你可以对你的小腿肌肉、大腿肌肉（前面和后面）、胸部、腹部、臀部、肩部和背部这么做。
The two insects have complex flight mechanisms with major muscles in the thorax, the chest region, which power the flapping of wings.
这两种昆虫的飞行机理比较复杂，胸部长有较多肌肉，这样它们才能有力量振动翅膀。
Instead of taking your usual big inhalation, take a smaller inhalation and then immediately relax all muscles, especially upper chest and all other breathing muscles.
用细小的吸气代替正常的吸气。接下来立刻放松所有肌肉，特别是胸上部和所有其他参与呼吸的肌肉。
You can either relax on the roller without moving (which opens your chest laterally) or roll gently from side to side to massage the muscles along your spine.
你可以躺在滚筒上不动(这样可以使你的胸腔向两侧打开)，也可以慢慢地滚动，按摩脊柱两侧的肌肉。
This posture stabilizes the upper chest and shoulders, making it easier to use the accessory breathing muscles
这种体态使上胸和肩稳定，从而更容易使用副呼吸肌。
Muscles spanning the upper back, the middle trapezius and rhomboids, pull the shoulder blades towards the spine to open the front of the chest.
中斜方肌和菱形肌(贯穿上背部的肌肉)将肩胛骨向脊柱的方向拉，从而打开胸廓。
We the Brothers of Iron are trying to squeeze ourselves in one small Iron Chest, full of muscles.
我们的铁兄弟正试图挤进一个小铁公益金自己的肌肉充分。
The actual job of breathing is done mainly by the diaphragm, the sheet of muscles between the chest and abdomen.
呼吸作业主要是由位于胸腔和腹腔之间的一块叫做隔肌的肌肉来完成的。
My organs and muscles of speech—brain, throat, chest, back of the neck—vibrated with the residual effects of talking long after I'd stopped making sounds.
我的五脏六腑和语言肌肉——脑袋、喉咙、胸膛、颈后——在我停止出声之后，余音残留。
Scientists still struggle to understand the physiology of avian flight, but light bones and an intricate collaboration among chest and wing muscles appear essential.
科学家们仍在努力研究鸟类的飞行原理，但轻盈的骨架以及胸脯与翅膀肌肉之间的复杂而精妙的协调似乎必不可少。
He shifted her to one knee and, leaning back, reached for a cigar and lit it. She sat with her bare feet dangling, watching the play of muscles on his brown chest, her terrors forgotten.
他把她挪到条腿上，微微向后一仰，伸手拿了一支雪茄点上，她两只赤脚悬空坐在那里，看着他棕色胸膛上的肌肉伸缩，就把害怕的事全忘了。
Nerve centres in the brain regulate the movements of muscles of respiration (diaphragm and chest wall muscles).
脑中的神经中枢控制呼吸肌肉的运动(膈和胸壁肌肉)。
Does it seem like he's purposely standing right in the middle of a crowd to show off his chest and arm muscles, peppering people with questions about how strong he looks?
他是否故意站在人群中炫耀他的胸肌和胳臂上的肌肉，并且不停地问别人他有多强壮？
The muscles of the respiratory pump, chest wall mechanics.
呼吸系统中的肌肉，胸壁力学。
Main chest muscle pectoralis major, minor muscle and intercostal muscles.
深层的肌肉较多，主要有骶棘肌。
The invention consists in gym work-out equipment for chest, deltoids, trapeziums and triceps muscles designated to be used both in specific areas such as gyms etc and in private areas.
本发明涉及一种用于训练胸肌、三角肌、梯形肌以及三头肌的体育运动器械，其指定在两个特定地方使用，例如体育馆等和私人区域。
Skeletal muscles make up a large part of the leges, arms, abdomen, chest, neck, and face.
骨骼肌在腿、手臂、腹部、颈和脸部的组合中占有很大的比例。
Skeletal muscles make up a large part of the leges, arms, abdomen, chest, neck, and face.
骨骼肌在腿、手臂、腹部、颈和脸部的组合中占有很大的比例。
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