Polybutadienes
(polybutadiene 的复数) [机] 聚丁二烯
🗣️ 情景例句
Oh, I just wanted to see your baby, Max.
噢， 我只是想看看你的宝贝， Max。
When a dog is drowning,every one offers him drink.
待到狗溺水，众人给水喝。
He wrote books about communism. He said that all communists should help each other.
他写了不少关于共产主义的著作。他说所有的共产党人都应该互相帮助。