Practical system of electrical units
[电] 电气单元的实用系统
🧩 词语组成解析
practical
['præktɪkl]
adj. 实践的，实际的;可实现的，实用的;注重实际的;可用的;
pr=pre提前+act行动，做+ical...的→pract实践+ical...的→实践的；实用的
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];
n. 单位
🗣️ 情景例句
It's almost certain that they'll get a divorce.
他们离婚几乎已成定局。
The spoon is dirty, Would you bring me a clean one, please?
这汤勺是脏的，请你拿个干净的给我。
As soon as he had got into the car, I said good morning to him in French and he replied in the same language.
他一上车，我就用法语向他问早上好，他也同样用法语回答我。