《晋书·志·第十五章》
侍中顾和上奏说： 旧的礼制，冕有十二旒，用白玉珠。
侍中顾和奏： 旧礼，冕十二旒，用白玉珠。
Gu He, a court minister, memorialized: According to the old ritual system, the crown has twelve strings and uses white jade pearls.
<s>[INST] Kindly elucidate the central themes in this passage in English: 侍中顾和奏： 旧礼，冕十二旒，用白玉珠。 [/INST] Gu He, a court minister, memorialized: According to the old ritual system, the crown has twelve strings and uses white jade pearls.</s>
Kindly elucidate the central themes in this passage in English: 侍中顾和奏： 旧礼，冕十二旒，用白玉珠。
user
Gu He, a court minister, memorialized: According to the old ritual system, the crown has twelve strings and uses white jade pearls.
assistant