🧩 词语组成解析
n. 吸附剂, 吸着作用\\n[化] 吸着剂
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
Sheet is a five-letter word. Sheet
是五个字母的单字。
What are friends for?
朋友是做什么用的？
The Ombudsman immediately wrote to the Chief of Police in the district asking him to send a record of the case.
司法特派员立即写信给当地警察局长，请他寄送与此事有关的材料。