慢速英语:Texas School Tragedy Remembered 75 Years Later

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2. atmosphere n. 大气, 大气层,大气圈
例句：Changes in the climate are due to pollution of the atmosphere.
由于对大气层的污染而造成了气候变化。

3. dismiss vt. 使退去; 解散
例句：The pupils were dismissed from school.
学生们放学了。

4. ignite vt. 点燃; 引发
例句：The rock and roll ignites the excitement of the audience.
摇滚乐激起了观众的热情。
收起词典例句

5. leak vt. 使渗漏
例句：The car is leaking oil.
这汽车在漏油。

6. witness vt.亲眼看见, 目击
例句：I witnessed the accident.
我亲眼目睹了这场事故。

7. sympathy n. 同情(心)
例句：I have much sympathy for you.
我很同情你。

8. recognize vt. 赏识;表彰
例句：The government recognized his outstanding service by giving him a medal.
政府为他颁赠勋章,以表彰他的卓著功绩。

9. employ vt. 雇用
例句：The mill employs a thousand workers.
这家工厂雇用了一千名工人。

10. inability n. 无能;无力;不能
例句：Her inability to pay the rents caused trouble.
她无力付房租引起了麻烦。