Reserved materials
[经] 保留材料, 后备材料
🧩 词语组成解析
reserved
[ri'zə:vd]
adj. 预订的;矜持的;储藏着的;
v. 保留[储备]某物( reserve的过去式);
materials
[[mə'tiəriəlz]]
n. 材料；材料费；材料科学；材质（material的复数）
🗣️ 情景例句
Would you be able to come over Saturday night?
星期六晚上能过来吗？
A bird may be known by its song.
什么鸟唱什么歌。
Squeezing through a cleft in the rocks, the pot-holers arrived at an enormous cavern, the size of a huge concert hall.
洞穴探险者从岩石缝里挤身过去，来到一个巨大的洞里，其大小相当于一个音乐厅。