Deflection polarity of an oscill-oscope
[电] 示波器的偏转极性
🧩 词语组成解析
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];
an
[æn]
art. 一（在元音字母前代替不定代词a）;一任一某一;一个;
🗣️ 情景例句
No, we didn't leave anything in the room.
不是， 我们没有弄丢任何东西在房间里 。
Did you go camping this morning?
你今早去露营了吗？
At the end of the road you'll see the hospital. It'll take you about half an hour.
在那条路的尽头你就会看见那所医院。到那儿大约要半个小时。