20 (number) - Wikipedia

twenty - Definition, pictures, pronunciation and usage notes 20รับ100สล็อต

• In some countries, the number 20 is used as an index in measuring visual acuity. 20/20 indicates normal vision at 20 feet (6.1 m), …
• The meaning of the number 20: How is 20 spell, written in words, interesting facts, mathematics, computer science, …

TWENTY Definition & Meaning | Dictionary .com 20รับ100สล็อต