Unfallen
a. 不堕落的, 清白的
🗣️ 情景例句
and they lived in New York.
而他们住在纽约。
The chances for a promotion look really good, but before I get too old I want to see the world.
提升的机会确实无可挑剔，但是在我变得太老之前，我想去看看世界。
namely 6 million million miles.) Radio waves also travel at the speed of light,
即6万亿英里）。无线电波也是以光速传播的。