1-C. An example of a base system adopted for technological convenienceAn example of a base system adopted for technological convenience
例、基本システムのダヨ、採用されたダヨ、技術の便宜のためにダヨ
2-C. Technological advances since the 1950s have resulted in modern recording techniques and playback equipment that allow listeners to come very close to the goals of high fidelity.Technological advances since the 1950s have resulted in modern recording techniques and playback equipment that allow listeners to come very close to the goals of high fidelity.
3-C. While technological change creates new products and jobs, this process also means that skills which adults have learned may become out of date.While technological change creates new products and jobs, this process also means that skills which adults have learned may become out of date.
4-C. In the late 1800s, new technological developments made very tall buildings possible.In the late 1800s, new technological developments made very tall buildings possible.