Corase gravel
[建] 粗砂砾
🧩 词语组成解析
gravel
['ɡrævl]
n. 沙砾，碎石;砾石;[医]结石;
vt. 以砾石铺路;使困惑;使（船）搁浅在沙滩上;
🗣️ 情景例句
I'm really concerned about them,
我真的为他们担心，
The whole thing was held up about half an hour.
整个事情耽搁了约半小时。
They work all day.
他们整天营业。