Perivasculitis
[医] 血管周炎
🗣️ 情景例句
I'm tired of working all day.
我厌倦整天工作。
I don't know how to work the machine.
我不懂得怎样使这部机器运转。
Only the Earth provides ideal conditions, and even here it has taken more than four billion years for plant and animal life to evolve.
只有地球提供理想的条件，而即使在这里，植物和动物的进化也用了40亿年的时间。