Optical flint
火石光学玻璃
🧩 词语组成解析
flint
[flint]
n. 燧石，火石;（打火机等的）打火石;
🗣️ 情景例句
Come and sit down for a minute, Michelle.
过来坐一会儿， Michelle。
He who fears to suffer, suffers from fear.
怕吃苦头的反因怕而吃苦头。
I think I'll throw away these newspapers.
我想我要扔了这些报纸。