Hydrographical
水道测量术
✅ 同义词
🗣️ 情景例句
What books are required for this class?
这课需要什么样的书？
We must listen carefully to the teacher.
我们必须注意听老师说的话。
I can lend you one and a few pieces of equipment.
我可以借给你一顶帐篷和几样装备。