Heaviside
海维赛德(①姓氏 ②Oliver, 1850-1925, 英国物理学家、电气工程学家)
🗣️ 情景例句
He came down with the flu, so he didn't go to work.
他感冒了，所以没去上班。
Punctuality is the soul of business.
严守时间是办事情的重要原则。
What do you think?
你怎么认为？