Optical element
[计] 光元件
🧩 词语组成解析
element
['ɛləmənt]
n. [化]元素;要素;原理;[电]电阻丝;
🗣️ 情景例句
That's right.
是的。
I got home, feeling very tired.
我到家时都累死了[分词作状语]
There are eighteen floors in the building, and he lives on the fifteenth floor.
这幢大楼有18层。他住在第15层。