Microfractography
显微断谱学
🗣️ 情景例句
Are you from Taiwan?
您是从台湾来的吗？
She contributed a lot of good ideas to the discussion.
她在这次讨论中提出很多好的意见。
We can't go to the public parks or swimming pools.
我们不能上公园或是去游泳池。