Heaviside expanxion formula
[电] Heaviside展开公式
🧩 词语组成解析
海维赛德(①姓氏 ②Oliver, 1850-1925, 英国物理学家、电气工程学家)
formula
['fɔ:mjulə]
n. 公式，准则;客套话;方案;婴儿食品;
🗣️ 情景例句
May I use a knife and fork please?
我可以用刀叉吗？
What would you have done last night if you hadn't had to study?
如果昨晚你不必学习你会做什么？
Although negotiators are optimistic, the details are complex enough that they may be hard-pressed to get a deal at all.
然谈判代表持乐观态度，但协议细节如此复杂，他们所面临的困难很可能使他们无法取得一致。