Laser is another great invention of human beings after atomic energy's, computer's and semiconductor's coming into being since the 20th century.

Following the discoveries of atomic energy, computer technology, and semiconductor, laser is another important invention in the twentieth century.

Since the laser is the 20th century,following the atomic energy,computers,semiconductors,after another great invention of human beings.

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幾位翻譯的都不錯(cuò)，相比而言，大家看是不是'in succession to'代替following...來(lái)表達(dá)'繼...之后'更好一點(diǎn)呢？