副詞 and so on:

1. continuing in the same way
   同義詞：and so forth, etcetera, etc.

1. If you know a foreign language you can tell your foreign friends about your family, study and so on.
   如果說(shuō)你會(huì)一種外語(yǔ)，你就能把你的家庭、學(xué)習(xí)等情況告訴給你的外國(guó)朋友們。
2. He talked about how much we owed to our parents, our duty to our country and so on and so forth.
   他談到我們受到父母多少恩惠、我們對(duì)國(guó)家應(yīng)盡的義務(wù)等等。
3. One material can be distinguished from another by their physical properties: color, density, specific, heat and so on.
   一種材料與另一種材料的區(qū)別在于他們的物理性能：顏色、密度和比熱等等。
4. This shop sells clothes, shoes, hats and so on.
   這商店賣(mài)衣服，鞋，帽子等等。