They were interested in all forms of sound technology and all potential avenues for commercial exploitation.
他们对所有声音技术形式和所有潜在的商业开发途径都很感兴趣。
The high costs of converting to sound and the early limitations of sound technology were among the factors that suppressed innovations or retarded advancement in these other areas.
声音转化的高成本和早期声音技术的局限阻碍了这些发明在其所在其他领域的发展。
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