Selective differential relay
[电] 选择差动替续器
🧩 词语组成解析
selective
[si'lektiv]
adj. 精心选择的;选择的，不普遍的;淘汰的;
differential
['dɪfə'rɛnʃəl]
adj. 差别的;特意的;[数]微分的;[机，物]差动的;
n. [数]微分;差别;工资级差;[机]差动器;
di, dif, divid 表示”分开”;”取消”,”否定”;”不同”
relay
[rɪ'lɛi]
n. 接替人员，替班;传递;接力赛;继电器;
vt. 转播，传达;用驿马递送，使接替;分程传递;
🗣️ 情景例句
to serve the senior citizens
为Riverdale的老年人
I sometimes stay up till midnight.
我有时候熬到半夜。[一般现在时]
and the trunk eventually becomes so sore that the elephant curls it up and seldom afterwards uses it for offensive purposes.
象鼻子最后疼得卷了起来，以后它就很少用鼻子去进攻了。