Materials cosy analysis
[经] 材料成本分析
🧩 词语组成解析
materials
[[mə'tiəriəlz]]
n. 材料；材料费；材料科学；材质（material的复数）
🗣️ 情景例句
have been postponed indefinitely.
被迫无限期延缓。"
Please speak more slowly.
请说得慢一些。
The instrument was bought by my grandfather many years ago.
是我祖父在很多年以前买的。