🗣️ 情景例句
Did you have a good time today?
今天玩得开心吗？
Don't they believe it's necessary?
他们难道不认为它是必要的吗？
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，