The East Wing is perilously behind in planning for the Easter Egg Roll. Is the White House dropping the ball — or rather, the ovoid?
东翼在规划复活节滚彩蛋活动的进度上严重滞后。白宫是要把这个活动搞砸吗，或者说要把彩蛋搞砸？
Celebrated in Times Square since 1904, New Year's Eve is marked first with exploding fireworks, then with the famous "dropping of the ball" starting 10 seconds before midnight.
庆祝会在时代广场自从1904年，新年的除夕的标志首先是放焰火，然后用著名的“球的落下”启动10秒在午夜。
According to the theory of dropping ball viscosimeter, the test apparatus of flow characteristics of liquefied and post-liquefied sand is developed based on the shaking table tests.
根据流体力学中的绕球定常黏性流动理论，在振动台试验的基础上，设计了一套砂土液化及液化后流动特性的试验装置。
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