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1. Oxford Dictionary

   LD

   • abbr
     learning disability (or disabled).；lethal dose (of a toxic compound, drug, or pathogen). It is usually written with a following numeral indicating the percentage of a group of animals or cultured cells or microorganisms killed by such a dose, typically standardized at 50 per cent (LD50).

   • noun: LD

2. • 釋義
   • 相關詞

   abbr

   abbr

   • 1. North American learning disability (or disabled).
   • 2. lethal dose (of a toxic compound, drug, or pathogen). It is usually written with a following numeral indicating the percentage of a group of animals or cultured cells or microorganisms killed by such a dose, typically standardized at 50 per cent (LD50).
   • 3. Lakshadweep.

   ld.

   • abbr
     lead.

   Oxford American Dictionary

   Ld.

   • abbr
     Lord: Ld. Lothian

   Oxford American Dictionary

3. • 更多解釋

   LD

   • IPA[ˌel ˈdē]

   • abbr
     learning disabled.

   Oxford American Dictionary

   Ld

   • abbr
     Lord: Ld Lothian

   Oxford Dictionary