River sand
[机] 河砂
🧩 词语组成解析
river
['rivə]
n. 河，江;溪，巨流;
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
🗣️ 情景例句
The mall's packed today.
今天商场里的人很多。
Our first bill came yesterday, and we have some questions.
我们昨天收到的第一张帐单，有一些问题。
Which would you prefer?
你要选哪个？