Pentanitrocellulose
五硝基纤维素
🗣️ 情景例句
And we're bringing the ketchup, mustard, relish--all that stuff.
我们还要带蕃茄酱， 芥末， 调味酱 ，诸如此类的东西。
I met one of the announcers over at the television station.
我在电视公司遇到一位播音员。
A journalist is interviewing the director of a play.
一位记者正在采访一位戏剧导演。