Ray tracer
[计]射线跟踪程序
🧩 词语组成解析
ray
[rei]
n. （热或其他能量的）射线;光束，光线;微量;伞形花序柄;
vt. 放射;照射;（思想，希望等）闪现;发光;
tracer
['treisə]
n. 追踪者，描图者，（铁笔等）绘图工具;
🗣️ 情景例句
Going away to college for the first time
第一次离家上大学，
Do you like football?
你喜欢足球吗？
She returned to the shop the following morning dressed in a fur coat, with a handbag in one hand and a long umbrella in the other.
第二天上午，她又来到这家商店，穿了一件裘皮大衣，一只手拎着一只手提包，另一只手拿着一把长柄伞。