Radiation degradation of polymer
[化] 聚合物辐射降解
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
Good work, gang.
做得很好 ，大伙儿们。
He gave her his word that he would never be late again.
他向她保证，绝不再迟到。
When I was young, I'd listen to the radio, waiting for my favorite songs.
当我还是个小女孩的时候，我常听着收音机，等待我最喜欢的歌。