Voltage of alternating current
[化] 交流电压
🧩 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];
a. 交互的\\n[医] 交替的
🗣️ 情景例句
I need to cancel that. We have had a last minute change of plans.
我要取消预约，我们临时改变计划了。
Don't be anxious if I'm late.
如果我回来晚些也不必担忧。
Is dinner ready, Carol?
卡罗尔，饭好了吗？