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
This dictionary is more useful than I expected.
这字典比我所预期的更有用。
It's time for me to get up.
是我起床的时间了。
As a shipbuilder, Cockerell was trying to find a solution to the problem of the wave resistance which wastes a good deal of a surface ship's power and limits its speed.