Delrin
迭尔林(聚甲醛树酯)
🗣️ 情景例句
He's planning a get-together
他计划办一个聚会
My friend phoned me at 10 a.m. Yesterday.
我的朋友昨天上午10点打电话给我。
The next morning, the box had disappeared but Mrs. Ramsay was sure that the kidnapper would keep his word.
第二天早晨，放钱的盒子不见了。但拉姆齐太太确信绑架者是会履行诺言的。