Polymer powder
[医] 聚合物粉
🧩 词语组成解析
powder
['paʊdɚ]
n. 粉，粉末;粉状物质;
vt. 在…搽粉;
vi. 涂粉，变成粉末;
🗣️ 情景例句
Why don't we get in the car and drive home?
我们何不开车回家？
He likes playing the trumpet.
他喜欢吹喇叭。
About twelve Kilometers.
大约12公里。