突然关闭 meaning in English

sudden closure

After scarcely ten minutes the grey curtains in the sky closed as suddenly as they had parted .
然而还不到10分钟工夫，天上的灰色云幕又突然关闭，正象方才突然张开一样。
About20 chinatown garment workers ? who said their boss abruptly closed up shop , leaving them high and dry at christmas ? yesterday demanded $ 40 , 000 in back pay
大约20名唐人街制衣工人? ?他们说老板突然关闭工厂，令他们在圣诞节一筹莫展? ?昨天要求付给他们40000元欠薪。