他看到一辆翻倒的卡车的轮廓。火焰从发动机蔓延到驾驶室。Sullivan觉得自己的皮肤因热而绷紧了。他喊道，有人在那儿吗？他惊恐地看到一辆汽车的残骸在8米外几乎无法辨认。事故显然刚刚发生，没有被涌向收费亭的全神贯注的司机发现。
生词：
silhouette 英: [ˌsɪluˈet] 美: [ˌsɪluˈɛt]
n.轮廓，剪影；（人的）体形；（事物的）形状 vt.使呈现影子；使呈现轮廓
英文解释a drawing of the outline of an object,filled in with some uniform color
例句The dark silhouette of the castle ruins stood out boldly against the fading light.
城堡遗迹的黑色轮廓在暮色映衬下清晰可见。
engine 英 [ˈendʒɪn]美 [ˈɛndʒɪn]
n.发动机，引擎;工具;火车头;机车
vt.给…安装发动机
英文解释motor that converts thermal energy to mechanical work
例句
He got into the driving seat and started the engine.
他坐上了驾驶员的位置发动了引擎。
tighten
英 [ˈtaɪtn]美 [ˈtaɪtn:]
vt.& vi.收紧;（使）变紧;（使）绷紧;加紧
英文解释
Narrow or limit
例句The cables tightened and he was lifted gradually from the deck.
缆绳绷紧了，他被慢慢地吊离了甲板。
crushed 英 [krʌʃt]美 [krʌʃt]
adj.[医]压碎的，粉碎的
v.镇压;压碎，压坏( crush的过去式和过去分词 );破坏;榨
英文解释subdued or brought low in condition or status
例句
The cardboard box was crushed.
纸箱子压扁了。
recognition 英 [ˌrekəgˈnɪʃn]美 [ˌrɛkəɡˈnɪʃən]
n.认识，识别;承认，认可;褒奖;酬劳
英文解释
designation by the chair granting a person the right to speak in a deliberative body
例句At last, her father's work has received popular recognition
最后，她父亲的工作得到了大众的认可。
preoccupied
英 [priˈɒkjupaɪd]美 [priˈɑ:kjupaɪd]
adj.心事重重的;全神贯注的，入神的;被抢先占有的
v.占据（某人）思想，使对…全神贯注，使专心于( preoccupy的过去式)
英文解释
having or showing excessive or compulsive concern with something
例句His mannerisms are more those of a preoccupied math professor
他的举手投足更像是一个全神贯注的数学教授。
streaming 英 [ˈstri:mɪŋ]
n.流动;绕流;滂沱;涔涔
英文解释the circulation of cytoplasm within a cell
synonym
例句The tears were streaming so fast she could not see
眼泪哗哗地流下来，她的视线一下子就模糊了。
toll booths
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