Ladder polymer
[化] 梯形聚合物
🧩 词语组成解析
ladder
['lædɚ]
n. 梯子，阶梯;梯状物;途径;（紧身裤袜或长筒袜的）滑丝;
vi. 使（袜子）发生抽丝现象;像长筒袜一样抽丝;
🗣️ 情景例句
He came down with the flu, so he didn't go to work.
他感冒了，所以没去上班。
How much is it by air mail?
航空信要多少钱？
I think that maybe his Chinese teacher will give Jim some work to do during the holiday.
我想吉姆的汉语老师也许会给他布置一些假期作业。