Polythionate
连多硫酸盐
🗣️ 情景例句
Yes, I'm sure I can.
是的，当然可以。
I'm afraid I have some rather bad news for you.
我恐怕有些很坏的消息要告诉你。
Will you help me plant this tree, please?
你愿帮着种这棵树吗？