Polybromoprene
[化] 聚溴丁二烯
🗣️ 情景例句
When you have nothing to do, time goes slowly.
你没事做时，时间便过得很慢。
The bough that bears most, hangs lowest.
枝头结果越多，垂得越低。
We can't process your damage claim.
我们无法办理你的索赔。