1.wreckage n. (失事船或飛機等的)殘骸;(船只等的)失事
The wreckage slowly drifted away.
殘骸慢慢漂走了 。
2.state-of-the-art adj. 最先進的;已經發展的;達到最高水準的
The system was state of the art.
這一系統是當時最先進的 。
3.concrete n.混凝土
The posts have to be set in concrete.
這些柱子必須固定在混凝土中 。
4.reflection n. 反射;沉思;映象
Inhibition in adulthood seems to be a reflection of a person's experiences as a child.
成年期的壓抑似乎是一個人童年經歷的一種反映 。