Sefstromite
钒钛铁矿
🗣️ 情景例句
I would prefer a non-smoking room.
我想要一间不许吸烟的房间。
He has a radio,doesn't he?
他有一台收音机，对不对？
Both these ships set out from Shanghai on June 18th, 1872 on an exciting race to England.
两船于1872年6月18日同时从上海启航驶往英国，途中展开了一场激烈的比赛。