What are the eight-character idioms with their own advantages and disadvantages?

(1) tiny, powerful, broad, broad, purple, redundant, beautiful, beautiful and black. . . .

② Size, strength, black and white, length, Fiona Fang, day and night.

3 feet are short and inches long.

Although the ruler is longer than an inch, it also has some shortcomings; Although the inch is shorter than the ruler, it also has its advantages. Metaphors have their own advantages and disadvantages, and each has its own advantages and disadvantages.