Magnetostrictor
磁致伸缩体
🗣️ 情景例句
It's nice to be alone with you, Grandpa.
很高兴单独与你在一起， 爷爷。
That's amazing! I t sure looks expensive.
真想不到！看上去肯定以为很贵。
Excuse me. Where's the toilet, please?
请问洗手间在哪？