Gradiograph
测斜仪
🗣️ 情景例句
How many people are there in your family?
你家里有几口人？
When the accident happened, I was having dinner.
当意外事故发生时候，我在吃晚餐。
Is there any way of ensuring we'll have enough time for our talks?
我们是否能保证有充足的时间来谈判？