Dithionite
连二亚硫酸盐
🗣️ 情景例句
He is tough to work with.
他很难共事。
Thanks a lot.
多谢。
He sent yet another fax informing the journalist that if he did not reply soon he would be fired.
于是他又发了一份传真，通知那位记者说，若再不迅速答复，将被解雇。