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
A table spoon is much bigger than a teaspoon.
汤匙要比茶匙大得多。
Is it a long ride?
要坐很久吗？
For once, Harry had to admit defeat.
哈里只好认输。