I don't know what the meaning of the betel leaf and betel nut are.

我不知道那个荖藤和槟榔的意义是什么？

youdao

A Burmese family buys paan, a ground-up mixture of betel nuts and other spices wrapped in a betel leaf, from a street vendor near the Botataung Pagoda in Yangon, Myanmar, on Dec. 6, 2010.

缅甸仰光，一户缅甸家庭正在波大通宝塔附近的摊位上购买“帕腤”——这是一种用槟榔叶包裹着槟榔果与其它香料的混合食物。摄于2010年12月6日。

youdao

For chewing a small piece of the areca palm 's fruit is wrapped in a leaf of the betel pepper along with a pellet of lime to cause salivation and release the stimulating alkaloids.

咀嚼时，卷少许于蒟叶内，加少量酸橙共嚼，以促使唾液分泌和放出刺激性的生物碱。

youdao

For chewing a small piece of the areca palm 's fruit is wrapped in a leaf of the betel pepper along with a pellet of lime to cause salivation and release the stimulating alkaloids.

咀嚼时，卷少许于蒟叶内，加少量酸橙共嚼，以促使唾液分泌和放出刺激性的生物碱。

youdao