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umbelliferous    
a. 有伞状花的,具伞形花序的,伞状花科的

有伞状花的,具伞形花序的,伞状花科的

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  • 30 (number) - Wikipedia
    30 is a square pyramidal number 30 is an even, composite, and pronic number With 2, 3, and 5 as its prime factors, it is a regular number and the first sphenic number, the smallest of the form , where r is a prime greater than 3
  • 30 (number) - Simple English Wikipedia, the free encyclopedia
    30 (thirty) is a number It is an even number It is divisible by 1, 2, 3, 5, 6, 10, 15, and 30 It is a composite number It is the number between 29 and 31 In roman numerals it is XXX
  • 30 - definition of 30 by The Free Dictionary
    Define 30 30 synonyms, 30 pronunciation, 30 translation, English dictionary definition of 30 Noun 1 30 - the cardinal number that is the product of ten and three thirty, XXX large integer - an integer equal to or greater than ten Adj 1
  • What does 30 mean? - Definitions. net
    30 is a positive integer that comes after 29 and before 31 It is an even number and it is also considered a composite number, meaning it can be divided evenly by numbers other than 1 or itself Notably, it is the product of three consecutive prime numbers (2, 3, and 5)
  • 30 Definition Meaning - Merriam-Webster
    a number equal to three times 10; the numbers 30 to 39; specifically : the years 30 to 39 in a lifetime or century… See the full definition
  • 30 Interesting Facts About Number 30 - Amazing Facts Home
    The number 30 holds significance as it represents a point in life when individuals have typically gained considerable wisdom and maturity By the age of 30, many people have experienced significant milestones and challenges, allowing them to acquire valuable life lessons
  • Number 30 - Facts about the integer - Numbermatics
    Your guide to the number 30, an even composite number composed of three distinct primes Mathematical info, prime factorization, fun facts and numerical data for STEM, education and fun
  • Number 30 facts - Number academy
    The meaning of the number 30: How is 30 spell, written in words, interesting facts, mathematics, computer science, numerology, codes Phone prefix +30 or 0030 30 in Roman Numerals and images
  • 30 Fascinating Facts About the Number 30 - Facts Vibes
    The Earth takes approximately 30 seconds to rotate about its axis Thirty minutes is the recommended amount of daily physical activity for adults, according to the Centers for Disease Control and Prevention (CDC)
  • Number 30: Power integer. Comprehensive Review
    30 is the smallest of the four terms in the arithmetic progression of positive integers possessing three distinct prime factors: 30-66-102-138 30 is smallest number not the sum of three integer cubes 30 is equal to multiples of the first three prime numbers, namely: 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 = 15∗2 = 30





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