Sightlessly
看不见地
🗣️ 情景例句
Yes, it is.
是的，没错。
To plan a mountain climbing expedition.
计划登山探险。
Oil rigs have to be repaired frequently and divers,who often have to work in darkness a hundred feet under water,
钻井平台需要经常修理，潜水员常常要在水面100英尺以下摸黑工作，