1. The city that was once Australia's worst COVID-19 hot spot has announced a seven-day lockdown.
hot spot 热点;潜在的危险区
Rural education reform is a hot spot in education research.
农村教育问题是目前教育界研究的一个热点
。2. Tens of thousands of people were fleeing the city of Goma in eastern Congo fearing another volcanic eruption by Mount Nyiragongo.
Tens of thousands of 成千上万的
I heard tens of thousands of people clapping for me.
我听到成千上万人为我鼓掌
。