Polyhydrazide
[化] 聚酰肼
🗣️ 情景例句
Will I have to wait long?
要很久吗？
Can you come out and play with me?
你能够和我一起出去玩吗？
I'm afraid we haven't got any black shoes in that size at the moment.
恐怕此刻我们没有8号的黑色鞋了。