Dielectrics
(dielectric 的复数) n. 电介质, 绝缘体\\na. 非传导性的
🗣️ 情景例句
we want and need.
我们盼望而且也需要的。
Generally speaking, it's cheaper but slower to ship goods by sea than by rail.
总的来说，海运比铁路运输更便宜，但速度慢一些。
Meimei, are you free next Tuesday evening?
梅梅，你下星期二晚上有空吗？