Optical centre of lens
[化] 透镜光心
🧩 词语组成解析
centre
['sentər]
n. 中心;（市镇的）中心区;中心点;中枢;
vt.& vi. 置于中央;集中;把…当作中心;（使）成为中心;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
lens
[lɛnz]
n. 透镜，镜头;眼睛中的水晶体;隐形眼镜;汽车的灯玻璃;
🗣️ 情景例句
It's a nap. Tomorrow morning at ten o'clock.
简单得很。明早十点。
They are so busy these days, that they don't even have time for their friends.
他们最近忙得没法和朋友见面。
By January 10th, I was back to where I had started from.
到了1月10日，我恢复了原来的作息时间。