昨天发生了一起严重的事故。
zuótiān fāshēng le yīqǐ yánzhòng de shìgù 。
A serious accident happened yesterday.
他因为事故受伤了。
tā yīnwèi shìgù shòushāng le 。
He was injured due to the accident.
我们应该注意交通安全,避免发生事故。
wǒmen yīnggāi zhùyì jiāotōngānquán , bìmiǎn fāshēng shìgù 。
We should pay attention to traffic safety to avoid accidents.