Dithionite
连二亚硫酸盐
🗣️ 情景例句
Thank you for inviting me to you wedding.
谢谢你邀请我参加你们的婚礼。
I want to buy some traveller's checks.
我想买些旅行支票。
Certainly! What would you like me to do?
当然可以！你想要我做什么？