Alkalis
n. 碱质, 碱金属
🗣️ 情景例句
We want to keep customers happy.
我们必须让顾客满意。
Come in and make yourself at home.
请进，别客气。
'It's all right,' she said, 'but isn't it upside down?'
是不错，她说到，但你不觉得有些混乱吗？