Filter material
[化] 料; 过滤材料
🧩 词语组成解析
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;
material
[mə'tɪrɪəl]
n. 材料，原料;素材;布，织物;适当人选;
adj. 物质的;肉体的;重要的，决定性的;辩证的，推论的;
🗣️ 情景例句
I want to send this letter to China, by air mail.
我想把这封信航空邮到中国。
How long have you stayed there?
你在那儿住多久了？
The guards couldn't have been watchig very carefully.
警卫不可能一直认真地查看。