Polyphosphates
(polyphosphate 的复数) 多磷酸盐
🗣️ 情景例句
You're welcome. Good-bye.
不用谢。再见。
Does anybody share David's opinion?
有谁同意大卫的观点吗？
At the age of eight, he joined a group of child dancers.
8岁时参加了儿童舞蹈团。