Helmholtz's line
[医] 黑姆霍耳茨氏线(与眼旋转轴平面相垂直的线)
🧩 词语组成解析
line
[laɪn]
n. 线条;排;行列;界线;
vt. 排队;用线标出;沿…排列成行;给…安衬里;
vi. 形成一层;排队;击出平直球;
🗣️ 情景例句
I'm supposed to be worried about my daughter,
我原该为我的女儿担心才是。
My parents speak English perfectly.
我的父母能流利地说英语。
(A light year is the distance which light travels at 186,000 miles per second in one year,
一光年是光以每秒186，000英里的速度在一年内走的距离，