高空作业
(高空作業)to work high above the ground
Example Sentences
工人们系着安全绳在数百米高的陡峭悬崖绝壁上进行高空作业，加固防护网以防飞石滑落。
gōng rén men xì zhe ān quán shéng zài shù bǎi mǐ gāo de dǒu qiào xuán yá jué bì shàng jìn xíng gāo kōng zuò yè, jiā gù fáng hù wǎng yǐ fáng fēi shí huá luò.
Workers tied up with safety ropes to perform high-altitude operations on steep cliffs hundreds of meters high, and reinforced protective nets to prevent flying rocks from falling.
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