Chelic polymer
[化] 螯形聚合物
🧩 词语组成解析
🗣️ 情景例句
Stocks, shares and bonds are good alternatives for personal investment.
储蓄、股票和债券是个人投资很好的选择。
Accidents will happen.
天有不测风云。
Yes, he did.He telephoned at nine o'clock.
是的，打了。他在9点钟又打电话。