ðiːz məʃˈiːnz hæv ɐ hɜːmˈɛɾɪk kənstɹˈʌkʃən bɪkˈʌz ðeɪ ɑːɹ dʒˈɛnɚɹəlpˈɜːpəs dɪtˈɛktɚz, mˈiːnɪŋ ðæt ðeɪ ɑːɹ ˈeɪbəl tə stˈʌdi ɐ wˈaɪd ɹˈeɪndʒ ʌv fɪnˈɑːmɪnə ɪn hˈaɪˈɛnɚdʒi fˈɪzɪks.
These machines have a hermetic construction because they are general-purpose detectors, meaning that they are able to study a wide range of phenomena in high-energy physics.