Sand seal
[化] 沙封
🧩 词语组成解析
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
seal
[sil]
n. 密封;印章;海豹;封条;
v. 密封;盖章;决定;封上（信封）;
🗣️ 情景例句
Bicycle theft is on the increase in the big cities.
大城市里盗窃自行车的案件与日俱增。
I will go to Vancouver.
我将去温哥华。
At present, they are visiting all parts of the country.
目前他们正在全国各地巡回演出，