Difference of phase
[电] 相差
🧩 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];
🗣️ 情景例句
going to the children's ward once or twice a week
每星期就去小儿科病房一、两次
She is the boss in the house.
她是一家之主。
I may be able to start a small school.
那么，我也许能够开办一个小型的学校。