Conpernik
康普尼克铁镍基导磁合金
🗣️ 情景例句
But to tell the truth,
但是老实说，
With my heart in my boots, I went into the dark room.
我战战兢兢地走进那黑洞洞的房间。
The further off this solid obstruction, the longer time will elapse for the return of the echo.
固体障碍物越远。回声返回所用时间就越长。