Isogamme
等磁场强度线
🗣️ 情景例句
My home is a work of art.
我家就是一件艺术品。
Is this your pen? I found it under the desk.
这是你的笔吗？我在桌下捡的。
Which do you prefer, horse riding or shooting?
你比较喜欢哪一种呢，骑马还是射击？