Sand filter
[化] 砂滤器
🧩 词语组成解析
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
filter
['fɪltɚ]
n. 滤波器;滤光器;滤色镜;[化] 过滤器;
vi. 过滤;透过;渗透;
vt. 过滤;滤除;
🗣️ 情景例句
When was your last complete physical?
上一次全身检查是什么时候？
Our team beat their team yesterday.
昨天，我们队打败了他们队。
He says nothing about the poor selection of goods in the shops, or about those unfortunate people who have to travel from the country to the city every day to get to work.
他也不说商店货物品种单调，以及那些每天不得不从乡下赶到城里工作的不幸的人们。