WebSurface area is the total area of the outer layer of an object. For objects such as cubes or bricks, the surface area of the object is the sum of the areas of all of its faces. For curved surfaces, the situation is a little more complex. Let \(f(x)\) be a nonnegative smooth function over the interval \([a,b]\). Web1 (形容词) in the sense of equal. Definition. being of the same height as something else. She knelt down so that their eyes were level. 同义词. equal. in line. aligned. balanced.

On the surface 同义词 柯林斯 英语词库 - Collins Dictionary

WebSurface area of a sphere. The surface area formula for a sphere is 4 x π x (diameter / 2) 2, where (diameter / 2) is the radius of the sphere (d = 2 x r), so another way to write it is 4 x π x radius 2.Visual on the figure below: A sphere's surface area can be calculated just by knowing its diameter, or radius (diameter = 2 x radius). π is, of course, the well-known … Web7 de jul. de 2024 · It was white on the surface, but pink inside. Try this one out: “On the surface he appeared confident, but he was really very nervous speaking in front of so many people.”. What we see is a confident person up at the microphone talking in front of a lot of people. That’s what we can see, that’s like the white on the golf ball. how important are old people in families

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WebOn the surface 另一个词: at first glance Dictionary ⇒ On the surface the elections appear to be democratic. at... 柯林斯 英语词库 WebDefinition. the outward appearance as opposed to the real or hidden nature of something. A much wider controversy was bubbling under the surface. 同义词. façade. outward … Webto appear at the surface of something: The ducks would dive to the bottom of the lake and surface a minute or two later yards away. If a feeling or information surfaces, it becomes known: This story first surfaced about a week ago. surface adjective [ not gradable ] us / ˈsɜr·fəs / using the surface of the land or sea: how important are rear shocks