Ferrofluid
铁磁流体
🗣️ 情景例句
Two heads are better than one.
三个臭皮匠胜过一个诸葛亮。
Mr. Smith is still in his fifties.
史密斯先生仍然50几岁。
It seemed certain that she would be the first ship home, but during the race she had a lot of bad luck.
看来，它首先返抵英国是确信无疑的了，但它却在比赛中连遭厄运。