Leucophane
白铍石
🗣️ 情景例句
African athletes are good at track and field events.
非洲选手擅长田径项目。
What's your favorite kind of animal?
你最喜欢的动物是什么？
The girl asked to see a timetable, feeling sure that her father could not have made such a mistake.
姑娘要求看到时刻表，因为她相信父亲不能把这么大的事弄错。