他们都是什么意思？

Forbidden fruit
1 forbidden fruit : 禁果
the original forbidden fruit was an apple from the tree of knowledge of good and evil in the Garden of Eden; it is now used to refer to anything that is tempting but dangerous (as sexuality)
1.Premarital sex is still regarded as a forbidden fruit in many cultures.
2.It's unfair that only girls have to bear the consequence of taking the forbidden fruit.
3.Relinquish the thoughts of the forbidden fruit. It will only bring you closer to the wrongs of temptation.
4.The first bite of the forbidden fruit will be gloriously sweet, but the aftertaste will be painfully bitter.

AARON'S-ROD [Aaron's-rod] popular name for several tall-flowering, infrequently branching plants, such as goldenrod and mullein. The name is an allusion to the rod that Aaron placed before the ark and that miraculously blossomed and bore almonds.
3 Peter's tears
12门徒之一，原为渔夫
Peter wept tears of repentanc