Terragraph
地面立体测图仪
🗣️ 情景例句
What do you do in your spare time?
你在业余时间做什么？
Creditors have better memories than debtors.
放债人的记性比借债人好。
Do you think you'll be able to go to sleep right away?
你认为你马上就能睡着吗？