In the heart, action potential is moving from one heart muscle cell to another over the surface of the heart.
在心脏中，动作电位是在心脏表面从一个心肌细胞向另一个心肌细胞传递。
For over six hours, the planet Venus steadily inched its way over the surface of the Sun.
在6个多小时的时间里，金星在太阳表面稳步前进。
I try to turn my thoughts towards the spring and sunshine. But there is nothing except grayness over the surface of the deep.
我试着把我的思绪转向春天和阳光。但是除了深海表面的灰色，什么也没有。
Afterward, time strode over me slowly, just like the road roller runs over the surface of an asphalt pavement that was not enough smooth.
后来，时间慢慢地从我身上走过，就像压路机在不够平整的沥青路面上碾过一样。
Geoff's eyes skitter over the surface.
杰夫的眼睛向周围扫视一下。
Apply the paint in an even layer over the surface.
将颜料均匀地涂在表面。
You see this dark black cloud hovering over the surface of the Earth?
你看见了那些盘旋在地球上空的乌云了吗？
Most waves are caused by winds blowing over the surface of the water.
波浪大抵都是由风吹过水面而引起的。
The serious problem is that the polluted air is hovering over the surface of earth.
严重的问题是被污染了的空气悬浮在地球表面。
Seen over the surface of the epicardium are pale white-tan nodules of metastatic tumor.
在心外膜的表面可见灰白色转移性肿瘤结节。
He showed me how the light flowed over the surface of the cheek into the background itself.
然后比划着告诉我光线是从脸蛋的表面背景投影是如何投射的。
Once the damage has been repaired, capsules could start flowing over the surface once again.
一旦损伤被修复，微聚体能再次在表面上流过。
As the steel is removed from the pickling bath, a thin oxide layer forms immediately over the surface.
当从酸浸浴中取出钢时，其表面就会立即形成一层薄薄的氧化物。
The flow of air over the surface of the ball was turbulent, which gave the ball a relatively low amount of drag.
球的表面流动的空气形成湍流，这使得球的阻力相对较低。
The vitrail avoids a construction over the surface of the square and keeps the space free for the dense city.
通过这个玻璃顶，避免了在广场上建造建筑物，使密集的城市保持了空间上的自由。
Flat sheet of white plastic which emits even light over the surface when lighted by a CFL tube on one or two edges.
发出即使的白色塑胶的褥单越过什么时候以一cfl点燃的表面轻管关于一或者两边缘。
These, as their name suggests, propagate over the surface of the glass until they are intercepted by the silicon at its edges.
顾名思义，它会在玻璃板的表面扩散直至被边缘的硅截下。
Again and again he groped over the surface of the rock, feeling it, almost hugging it in the desperate need to find the entrance.
他一次又一次地在岩石的表面搜寻着，摸索着，差不多是急于找到出口地紧抱着它。
The sound is created by the tongue working with the upper teeth to force air over the surface of the tongue and into the lower teeth.
通过舌面与上齿共同作用强迫气流略过舌面，气流在进入下齿后面时发出声音。
Combine ingredients given in a shaker half-filled with ice. Strain into a chilled cocktail glass. Then a twist of lemon over the surface.
混合所有原料入盛有冰块的摇壶，滤入冰过的鸡尾酒杯，顶部饰以柠檬扭曲。
This helps set a relaxed recovery which for any distance butterfly, you want do working underwater and relaxing over the surface of the water.
这种方式可以帮助你在任何距离的蝶泳时实现轻松的移臂。你手上的劲应当使在水下，而在水面移臂时则应放松。
Combine ingredients given in a mixing-glass half-filled with ice. Strain into a chilled cocktail glass. Then a twist of orange over the surface.
混合所有原料入盛有半杯冰块的混合杯，滤入冰过的鸡尾酒杯，杯口表面饰以橘子扭曲。
US scientists have made a mini prototype robot that crawls over the surface of a beating heart and performs simple repairs without major surgery.
美国科学家制造了一个机器人原型，它可以爬过跳动的心脏表面，进行简单的修复，而不必施行大手术。
US scientists have made a mini prototype robot that crawls over the surface of a beating heart and performs simple repairs without major surgery.
美国科学家制造了一个机器人原型，它可以爬过跳动的心脏表面，进行简单的修复，而不必施行大手术。
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