Florigen, or the flowering hormone, has been sought by many researchers.许多研究者都在寻找成花素或开花激素....

n.成花（激）素，促花素，花激素...

florigen的音标：florigen的英式发音音标为：['flɒrɪdʒən]florigen的美式发音音标为：['flɒrɪdʒən]...