熟知

1. Origins, structure, and basic meaning

• Structure: 熟知 is read as じゅくち and is a noun and する verb meaning to know a subject, place, or structure thoroughly.
• Basic usage: Knowing a subject appears in 危険な場所を熟知する, while acting after gaining full knowledge appears in 構造を熟知した上で修理する.

2. Common pitfalls and similar expressions

• Object marked by を
  • The field, place, or structure known in detail takes を, and the word implies knowledge sufficient for practical understanding rather than a fragmentary fact.
• Difference from 知る
  • 知る broadly means learning or knowing a fact, while 熟知する emphasizes deep and detailed familiarity with the subject.