Ferrojacobsite
铁锰尖晶石
🗣️ 情景例句
There is a lot of unsavory material available on the internet.
网络上有很多不健康的信息。
Cowards are cruel.
懦夫不仁。
When he began to play a tune, we had our first glimpse of the snake.
当他开始吹奏一支曲子时，我们才第一次看到那条蛇。