20

20 基本解释

num.  二十; twenty

20 词组短语

• pregnan-20-alpha-ol-3-one
• pregnan-20-beta-ol-3-one
• pregnan-3-alpha-ol-20-one
• pregnan-3-beta-ol-20-one
• Span-20
• Tween-20
• atomic number 20
• K-Dur 20
• January 20

20 英英释义

noun

1. the cardinal number that is the sum of nineteen and one

   Synonym:    twentyXX

adj

1. denoting a quantity consisting of 20 items or units

   Synonym:    twentyxx