Aaa.
[医] 汞合金, 汞齐
🗣️ 情景例句
Can you finish the work by five o'clock tomorrow?
你能在明天五点钟之前做完这项工作吗？
What choice do I have?
我有什么选择吗？
It's not as cold as it was yesterday.
今天不想昨天那么冷。