badly made and not strong enough for the purpose for which it is used 劣质的；不结实的 a flimsy table 不结实的桌子
(of material 材料 thin and easily torn 薄而易损坏的 a flimsy piece of paper/fabric/plastic 薄薄的一张纸／一块织物／一片塑料
difficult to believe 不足信的
Word Originearly 18th cent.: probably from flimflam.