Defocusing of beam
[电] 光束去焦
🧩 词语组成解析
[化] 散焦
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];
beam
[bim]
n. 梁，栋梁;束;光线;（电波的）波束;
vi. 发出光与热;面露喜色;
vt. 播送;以梁支撑;用…照射;流露;
vt.& vi. 笑容满面，眉开眼笑;发射电波，播送;放出束状的光（或热）;
🗣️ 情景例句
Can you manage English conversation?
你能用英语谈话吗？
I'm two years older than you are.
我比你小2岁。
She was not especially pretty. But she was extremely bright.
她不是特别漂亮，但她极聪明。