Polythionate
连多硫酸盐
🗣️ 情景例句
We'd like to give thanks for meeting Susan
我们要感谢认识了Susan
Sorrow comes unset for.
悲哀来时不需邀。
This is not easy, and may require two porpoises working together.
这并非易事，可能需要两只海豚合伙干才行。