Fluid sand
[机] 流砂
🧩 词语组成解析
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
🗣️ 情景例句
I know, Grandpa.
我知道 ，爷爷。
The husband mows his lawn on Saturdays.
那位丈夫在每个周六修剪草坪。
small at first, narrowly contained within its banks,
开始很小，被紧紧地夹在两岸中间，