1. convey v. 傳達
A vibrating membrane in the ear helps to convey sounds to the brain.
耳膜的振動幫助聲音傳送到大腦。
2. collapse v. 坍塌
The roof collapsed under the weight of snow.
房頂在雪的'重壓下突然坍塌下來。
e a. 未加工的
crude oil 原油
This crude glycerin is from pure virgin vegetable oil.
這是未加工的甘油，來自純淨原始的植物油。
4. concession n. 讓步
They interpreted her silence as concession.
他們把她的沉默解讀為讓步。
5. defect n. 缺陷
The new car had to be withdrawn from the market because of a mechanical defect.
那種新汽車因有機械缺陷只好撤出市場。
6. deliberate a. 故意的=on purpose
It had more the appearance of a deliberate crime than an accident.
那很像是蓄意的罪行，而不像是意外的事故。
7. depress v. 使沮喪
The thought of having to take the exam again depressed me.
想到還需重新考試，我就感到沮喪。
8. detect v. 發現
詞義辨析：discover, find, detect, ascertain
discover: 指發現本來已經存在，後被人認識的事物、真理或情況
find: 普通用詞，可指偶然發現，也可指經過尋找後得到或重新獲得已失去的東西。強調動作的結果
detect: 正式用詞，強調經過周密觀察或研究而有所獲得和發現，尤指發現有意隱藏之物
ascertain: 較正式用詞，指有意搜尋與發現
If you read between the lines, you can detect his contrived explanation.
在字裡行間，你可以看出他牽強的解釋。
9. descend v. 下降
詞義辨析：descend, drop, fall, sink
descend: 通常指沿斜線或斜坡下降
drop: 指物體從一定高度落下
fall: 與drop同義，指突然或猛烈地降落，但fall也可指任何下落，同高度或形式無關
sink: 指在空氣或水中垂直下降、下沉
The sun descended behind the hills.
太陽下山了。
10. dim a. 昏暗的
Most comets are so dim that they can not be seen by the naked eye.
彗星很暗淡，肉眼看不見。
