{" or ":" 或 ","Acceleration a (m/s²)":"加速度a（m/s²）","Acrylic (PMMA)":"壓克力（PMMA）","Air":"空氣","Angle of incidence (degrees from the normal)":"入射角（與法線的夾角）","At infinity":"在無限遠處","at {0} s":"在{0}s時","bent away from the normal":"偏離法線","bent towards the normal":"偏向法線","Converging lens or concave mirror":"會聚透鏡或凹面鏡","Critical angle":"臨界角","Crown glass":"冕牌玻璃","Custom":"自訂","Diamond":"鑽石","Displacement s (m)":"位移s（m）","Diverging lens or convex mirror":"發散透鏡或凸面鏡","Enter a focal length and an object distance above zero.":"請輸入大於零的焦距和物距。","Enter a speed above zero, an angle from −90° to 90°, a height of zero or more, and gravity above zero.":"請輸入大於零的速度、介於−90°到90°的角度、不小於零的高度，以及大於零的重力加速度。","Ethanol":"乙醇","Fill in exactly three of the five values and leave the other two empty; you have filled in {0}.":"請填入五個數值中的恰好三個，另外兩個留白；目前已填入{0}個。","Final velocity v (m/s)":"末速度v（m/s）","First medium":"第一介質","Flint glass":"火石玻璃","Focal length (cm, positive)":"焦距（cm，正值）","Gravity (m/s²): 9.81 on Earth, 1.62 on the Moon":"重力加速度（m/s²）：地球上為9.81，月球上為1.62","Ice":"冰","Image":"影像","Image distance":"像距","Image height":"像高","Impact speed":"撞擊速度","Initial velocity u (m/s)":"初速度u（m/s）","inverted":"倒立","Kinematics calculator (SUVAT)":"運動學計算機（SUVAT）","Launch angle (degrees above horizontal)":"發射角（高於水平線的角度）","Launch height (m)":"發射高度（m）","Launch speed (m/s)":"發射速度（m/s）","Lens equation calculator":"透鏡公式計算機","Lens or mirror type":"透鏡或鏡面類型","Light changes direction where it crosses into a material with a different refractive index: n₁ sin θ₁ = n₂ sin θ₂, with angles measured from the normal, the line at right angles to the surface. Going into a denser medium it bends towards the normal. Going into a less dense one it bends away, and beyond the critical angle it cannot leave at all, which is how optical fibres and the sparkle of diamonds work. The indices are for yellow light; they vary slightly with colour.":"光線進入折射率不同的材料時會改變方向：n₁ sin θ₁ = n₂ sin θ₂，其中角度是從法線量起，法線是與表面垂直的直線。進入較密介質時，光線會偏向法線；進入較疏介質時，光線會偏離法線，超過臨界角後則完全無法離開，這就是光纖傳光和鑽石閃耀的原理。這些折射率適用於黃光，且會隨顏色略有變化。","light passes into a denser medium at any angle":"光線以任何角度進入較密介質","Magnification":"放大率","Maximum height":"最大高度","None":"無","Object distance (cm)":"物距（cm）","Object height (cm, optional)":"物高（cm，可選）","Projectile motion calculator":"拋體運動計算機","Range":"射程","Ray diagram":"光線圖","real image, on the far side":"實像，在遠側","Refraction angle":"折射角","Refraction at the boundary":"邊界處的折射","Refractive index n₁ (first medium)":"折射率n₁（第一介質）","Refractive index n₂ (second medium)":"折射率n₂（第二介質）","Refractive indices are 1 or more, and the angle is from 0° to just under 90°.":"折射率必須為1或以上，角度則介於0°到略低於90°之間。","Sapphire":"藍寶石","Second medium":"第二介質","Snell's law calculator":"Snell定律計算機","the angle is above the critical angle, so all light reflects":"角度大於臨界角，因此所有光線都會反射","The five SUVAT equations hold when acceleration is constant: v = u + at, s = ut + ½at², s = vt − ½at², v² = u² + 2as, and s = (u + v)t ÷ 2. Each leaves out one of the five quantities, so any three known values give the other two. Choose a positive direction and keep to it: an object thrown upwards with gravity acting down has a negative acceleration.":"加速度保持不變時，五個SUVAT方程式成立：v = u + at、s = ut + ½at²、s = vt − ½at²、v² = u² + 2as，以及s = (u + v)t ÷ 2。每個方程式都省略五個量中的一個，因此只要知道其中任意三個值，就能求出另外兩個。請選定正方向並維持一致：物體向上拋出、重力向下作用時，加速度為負值。","the object is at the focal point, so the rays leave parallel":"物體位於焦點，因此光線會平行離開","The path of the projectile":"拋體的路徑","The thin lens equation 1/f = 1/do + 1/di links the focal length with the object and image distances, and the magnification is −di ÷ do. With the convention used here, a real image has a positive distance and forms on the far side of a lens, and a negative distance means a virtual image you see through the lens. The same equation holds for curved mirrors, with a concave mirror converging. Diverging lenses always give a smaller, upright, virtual image.":"薄透鏡公式1/f = 1/do + 1/di將焦距與物距、像距連結起來，而放大率為−di ÷ do。依照此處採用的慣例，實像的距離為正值，會形成在透鏡的遠側；負值則表示虛像，也就是透過透鏡看到的影像。同一公式也適用於曲面鏡，其中凹面鏡具有會聚作用。發散透鏡形成的虛像一律較小且正立。","These values have no solution with time running forward: check the signs, for example a negative acceleration for an object slowing down.":"在時間向前推進的情況下，這些數值沒有解：請檢查正負號，例如減速物體的加速度應為負值。","Time of flight":"飛行時間","Time t (s)":"時間t（s）","Total internal reflection":"全反射","two answers: the object passes the same point twice, going up and coming down":"有兩個答案：物體上升和下降時各通過同一點一次","upright":"正立","Used: {0}":"已使用：{0}","Vacuum":"真空","virtual image, on the same side as the object":"虛像，與物體位於同側","Water":"水","Without air resistance the horizontal speed stays constant and gravity slows the climb, so the path is a parabola. From level ground, 45° gives the longest range; from a height, a slightly lower angle goes further. Real balls fly shorter, because drag grows with speed. The impact speed follows from energy: v² = u² + 2gh.":"不考慮空氣阻力時，水平速度維持不變，而重力會減緩上升，因此路徑是拋物線。在水平地面上，45°能得到最長射程；從高處發射時，角度略低一些會飛得更遠。真實的球飛行距離較短，因為阻力會隨速度增加。撞擊速度可由能量關係求得：v² = u² + 2gh。","{0} is not a number.":"{0}不是數字。","{0}° below horizontal":"{0}°低於水平線"}