VOA慢速英语:Celebrating Art's Past and Present, at the Louvre

nothing but只有, 只不过

例句：I had nothing in the world but a million-pound note.
      除了一张百万英镑的钞票, 这世上我是一无所有。

      Don't scold her, she's nothing but a child.
      不要责骂她, 她只不过是个孩子。

2.The Great Sphinx of Tanis" from ancient Egypt dates back over four thousand six hundred years.

date back始于,追溯到

例句：The history of hockey can date back to thousands ago.
      曲棍球的历史可以追溯到数千年前。

3.For the most part, the Louvre museum's collection does not extend past works made in the mid-nineteenth century.

for the most part多半; 就绝大部分而言

例句：Summers in the south of France are for the most part dry and sunny.
      法国南部的夏季大部分时间天气干燥且晴朗。