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'm with you.
我支持 。
Please come to the airport by eight thirty at the latest.
最迟要在8点30分到达机场。
Snakes did not acquire their poison for use against man but for use against prey such as rats and mice, and the effects on these of viperine poison is almost immediate.