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
you could establish out of your home,
可以在家中开创
This small table is good.
这张小桌很不错。
I went on walking, bending down because the roof of the cave was not very high.
因为洞顶不是很高，我继续弯着腰往前走。