声迹与动作不同步。
声迹与画面不同步。相反。
专家们担心在这座古城中缺乏了普通通居民的声迹，高科技的奥运城会在文化上几近枯竭。
Experts are afraid that without the heartbeat of ordinary people dwelling in the ancientcity, the high tech Olympic City would become culturally dry.
伯努利“水丘”、开尔文尾流、涡尾迹、内波尾迹都起源于潜艇水动力学，对于潜艇的非声探测具有重要的应用意义。
The Bernoulli hump, Kelvin wake, vortex wake and internal wave wake, etc. are generated, as the submarine moves in the ocean. These wake signatures may be used in remote sensing of submarine.
伯努利“水丘”、开尔文尾流、涡尾迹、内波尾迹都起源于潜艇水动力学，对于潜艇的非声探测具有重要的应用意义。
The Bernoulli hump, Kelvin wake, vortex wake and internal wave wake, etc. are generated, as the submarine moves in the ocean. These wake signatures may be used in remote sensing of submarine.
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