Infrared sources
[电] 红外光源
🧩 词语组成解析
infrared
['infrə'red]
adj. <物>红外线的;
n. 红外线;
n. 输入源；发起者；来源（source的复数）
🗣️ 情景例句
Challenge, the feeling of accomplishment, and knowing that you have made a contribution.
挑战，成就感和知道自己做出了贡献。
I wish you would write more clearly.
我希望你能写得明白些。
Our cases are brown.Here they are.
我们的箱子是棕色的。在这儿呢。