Riprap
n. 乱石, 乱石基\\nvt. 用乱石筑基
✅ 同义词
🗣️ 情景例句
I think she has a stomachache.
我想她肚子痛。
I'll be looking forward to it.
我将期待这一天。
A sound made by tapping on the hull of a ship will be reflected from the sea bottom,
敲打船体所发了的声音会从海底传回来，