Ferrofluids
(ferrofluid 的复数) 铁磁流体
🗣️ 情景例句
That'll be fine.
就这样说定了。
See you tomorrow.
明天见。
He prepared the speech carefully and went to the wedding with Jenny.
他认真准备了讲稿，带着珍妮一道去参加了婚礼。