Pentabromated
五溴化的
🗣️ 情景例句
Many business people turn off their pagers and cell phones during their leisure time.
许多商人在他们的休息时间里都把传呼机和移动电话关掉。
Music is the medicine of the breaking heart.
音乐是医治心灵创伤的妙药。
Could I have this sample free of charge?
这样品可以免费送我吗？