to the core

汉语翻译

例句：

1. She's American to the core.
   她是地地道道的美国人。
2. It took a long time to get to the core of the affair.
   花了很长时间才抓住这件事的要害。
3. Let's get to the core of the argument.
   咱们进入实质性的辩论吧。
4. He is American to the core.
   他是个地地道道的美国人。