Riprap
n. 乱石, 乱石基\\nvt. 用乱石筑基
✅ 同义词
🗣️ 情景例句
Well. It will be up immediately.
好，立即给你送去。
Hi.
你好。
I'm afraid that Jim will miss a lot of his lessons.
恐怕这么一来，吉姆要缺很多课了。