This is a joke about the widespread habit of chewing betel nut, which does our country little credit. It is also said that chewing betel nuts can cause cancer.
﹘ ﹘這是個有關檳榔的「笑話」，也是個有關檳榔的「國恥」，再加上傳說檳榔致癌，似乎檳榔樹的「天生我才」，盡是惡用。