Tetrabromide
四溴化物
🗣️ 情景例句
I can't wait to get back home and see everyone again.
我迫不及待地想回国看看。
He that converses not knows nothing.
不和人交谈的人一无所知。
but each year, the dogs are still sent out into the snow whenever a traveller is in difficulty.
但每年还要派狗到雪山地里去帮助那些遇到困难的旅游者，