Phosphoric perbromide
[機] 五溴化磷
?? 詞語組成解析
phosphoric
[[f?s'f?rik]]
a. 磷的, 含磷的\\n[化] 磷的; 五價磷的
??? 情景例句
It's John. Didn't you recognize my voice?
我是約翰。你沒聽出我的聲音？
He is playing on the swings outside.
他正在外面蕩秋千。
Could you explain exactly what you do?
您能確切的解釋一下你做些什么嗎？