... add up to sth 总计为 come into widespread use 开始广泛使用 in use 处于使用中 ...
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... ?说对了！ You can say that again! 开始广为流行 come into widespread use 是...的后代 be descended from ...
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come into widespread use
广泛使用
以上为机器翻译结果，长、整句建议使用 人工翻译 。
By the same token, the technology being used to extract oil today has been in the works since the 1970s. It will take a long time for the next generation of clever kit to come into widespread use.
同样，今天所使用的石油开采技术在70年代就有所应用，所以要想使下一代先进技术得到全面应用还需要很长时间。
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