ประโยคภาษาจีน : 中文句子 |
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mǒu 某 lián gǒng 连拱 suì dào 隧道 zài 在 zhōng dǎo 中导 dòng 洞 shī gōng 施工 shí chū 时出 xiàn 现 tān fāng 坍方 |
During construction of the middle drift of a multi-arch tunnel, collapse accident occurred. |