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
Hey, Xiao Lu, what's up?
嘿，小陆，你好啊？
I have no idea what they're going to say, so I'll have to play it by ear.
我一点不知道他们将会说些什么，所以我只好见机行事。
He told me that he could not go to sleep one night because he heard a strange noise coming from the bar.
他告诉我有天夜里他怎么也睡不着，因为他听到酒吧里传来一阵奇怪的响声。