Ferromagnetics
n. 鐵磁學
??? 情景例句
He makes a good living.
他過得很優裕。
Deeds are fruits; words are but leaves.
行動是果實，言語只是樹葉而已。
I like the colour very much.It's lovely dress,
我很喜歡這顏色。這件漂亮的衣服，