Mksa electromagnetic system of units
[电] 千米克秒安电磁单位系统
🧩 词语组成解析
electromagnetic
[ilektrəʊ'mægnitik]
adj. <物>电磁的;
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
who spent the last five years
用过去五年的时间
Good work.
做得很棒！
Aunt Harriet lived in that leisurely age when servants were employed to do housework.
哈丽特生活在一个悠闲的年代，家务事都由雇来的佣人代劳。