Thorutite
钍钛矿
🗣️ 情景例句
Thank you.
谢谢你。
He insisted that we all be in his office at one o'clock.
他要求大家一点钟到他的办公室。[大学英语四级]
Soon, the bees in the hive flew out.They flew right to the dish.
很快，蜂箱里的蜜蜂飞了出来，它们径直朝碟子飞去。