Polyoxyacid
多缩含氧酸
🗣️ 情景例句
Richard, isn't that too much to ask of your mother?
Richard，那是不是太麻烦你母亲啦？
Donald will associate one fact with the other.
唐纳德可望把一个事实和另一个事实连结起来。
Thank you very much.
太感谢了。