【lavishly】

例句：

1. She was a devout Buddhist , and spent money lavishly on the construction of temples.

同时她也是一位虔诚的佛教徒，耗费巨资修建寺院。

2. The United States, up to the 1920s, used fuel lavishly, mainly because it was so cheap.

直到二十世纪二十年代美国还在挥霍无度地用燃料，这主要是因为燃料非常便宜。

【immaculate】

例句：

1.He had on immaculate white shoes.

他穿着一双 洁白的鞋子。

2. When he was a child, his life contained noble ambitions and immaculate thought.

当他小的时候，他的生命包含高贵的理想和纯洁的思想。

【preside】

英英：act as president

例句：

1. Who will preside at the committee meeting today?

今天委员会开会谁当主席?。

2. Who happened to preside over the economic crisis at the time?

当发生经济危机时谁正好在掌权?

3. Some people believe that the Fates preside over man's destiny.

有些人相信，命运之神安排人类的命运。