Light pen tracking
[计] 光笔跟踪
🧩 词语组成解析
light
[laɪt]
n. 光;发光体;电灯;点火器;
adj. 轻的;明亮的;浅色的;少量的;
v. 点燃;照亮;用光指引;
adv. 轻地，轻装地;
pen
[pɛn]
n. 笔，笔尖;笔法，文笔;作家;围栏;
vt. 写;把…关入栏中;关押，囚禁;
tracking
['trækiŋ]
n. 跟踪;
v. 跟踪( track的现在分词 );跟踪摄影;留下（脏）足迹;追随（潮流等）;
🗣️ 情景例句
They talk about things like family, work, school or sports.
他们常常谈论家庭，工作，学校或运动。
This is my last warning.
这是我最后的警告。
Anyone who has played even in a school football match knows this.
即使是仅仅参加过学校足球赛的人也有种体会。