🤔️小作业Answer：
1. What happened?-Around 9 p.m. on Feb. 3,a train carrying toxic chemicals detrailed in eastern Ohio, igniting a fire that swept the town of Eastern Palestine in smoke.
2.脱轨 - derail, run off the tracks 可燃的/易燃的 - combustible; flammable
3. 文中的car是什么意思？（一节）火车车厢
What We Know About the Train Derailment in Ohio
From: The New York Times
derail 打乱（原定计划），阻挠
ignite 激起 here was one teacher who really ignited my interest in words. 曾经有一位老师真正激起了我对文字的兴趣。
sweep 风行，风靡，迅速蔓延/传播，席卷/横扫 A flu epidemic is sweeping through Moscow. 一场流感正在莫斯科迅速传播。
sweeping 影响广泛的，大范围的，根本性/意义深远的 sweeping changes 彻底变化 They were given sweeping powers to search homes. 他们授予入户搜查的极大权力。
sweeping statement/generalization 表示“泛泛之谈；一概而论的说法；过于笼统的概括”
evacuation /ɪˌvæk.juˈeɪ.ʃən/ 表示“撤离，撤出，疏散，转移” evacuate 疏散，使撤离They were planning to evacuate the ten officials still in the country. 他们当时在计划将仍在那个国家的10位官员撤离。
fumes 浓重难闻，有时有害的）烟，烟雾，气
neutralize 抵消，使失效；使中立/中和
mount 准备；安排；组织；开展，发动 开展大规模救援行动，A huge rescue operation was mounted.
mount 逐步增长，上升 The death toll continues to mount. 死亡人数持续增加。
mount 安放，安装，装嵌，裱贴 The surveillance camera is mounted above the main door. 闭路电视的摄像机安装在大门的上方。
mount 骑上（马、自行车等） She mounted her horse and rode off. 她骑上马走了。
mount 马 n excellent mount for a child 供孩子骑的好马。
billow （云或烟）团团升起，滚滚升起 There was smoke billowing out of the windows. 窗户里冒出滚滚浓烟。
billow 鼓起；在风中鼓胀着飘动 The curtains billowed in the breeze. 微风吹得窗帘鼓了起来。
a railroad car 火车车厢
hazardous /ˈhæzədəs/ 表示“危险的，有害的”
the respiratory system 呼吸系统，respiratory diseases 呼吸道疾病。
divert to a trench 转移至沟渠
subsidiary /səbˈsɪd.i.ə.ri/ 表示“子公司；附属公司”
intake /ˈɪn.teɪk/ 表示“（空气、液体或气体的）输入口”
install 正式任命，使正式就职 She has installed a couple of young academics as her advisers. 她任用几名年轻的大学教师作为顾问。
influx 涌进，汇集 a massive/sudden influx of visitors 游客的大量/突然涌入
extra （电影中的）临时演员，群众演员
airborne 在飞行中的，空降的
adverse 不利的，负面的，有害的 They received a lot of adverse publicity/criticism about the changes. 这些变化为他们招致种种负面报道/非难。
contractor 承包人，承包商，订约人
in 30-mile radius 方圆30英里内
