roof collapse; roof fall
Tone colorsmāmámǎmàma
Meanings
1 sense · 4 examplesverb
to have a roof fall; for the mine roof to collapse
technicalA specific technical term for a safety hazard in mining or tunneling. The process or event of the roof collapsing.
Yóu由
yú于
zhī支
hù护
bù不
dàng当
，
kuàng矿
jǐng井
zuó昨
tiān天
fā发
shēng生
le了
mào冒
dǐng顶
。
Due to improper support, a roof collapse occurred in the mine yesterday.
Zhè这
shì是
tiáo条
lǎo老
hàng巷
dào道
，
mào冒
dǐng顶
de的
fēng风
xiǎn险
hěn很
dà大
。
This is an old tunnel, and the risk of roof fall is very high.
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Fáng防
zhǐ止
mào冒
dǐng顶
shì是
jǐng井
xià下
ān安
quán全
gōng工
zuò作
de的
zhòng重
diǎn点
。
Preventing roof collapses is a key focus of underground safety work.
Nà那
cì次
mào冒
dǐng顶
shì事
gù故
zào造
chéng成
le了
yán严
zhòng重
de的
rén人
yuán员
shāng伤
wáng亡
。
That roof fall accident caused serious casualties.