Polylactide
聚交酯
🗣️ 情景例句
Good night, Robbie.
晚安，Robbie。
She was the more promising worker of the two.
她是两个工人中比较有前途的一个。
The officer in the control tower was very angry when he heard the news,
控制塔上的官员得知这一消息后，非常气愤，