Lagged-demand meter
[电] 滞后需量计
🧩 词语组成解析
v. 走得极慢, 落后( lag的过去式和过去分词 ); 给（管道等）加防冻保暖层
demand
[di'mɑ:nd]
vt. 要求，请求;需要;[法]召唤;询问，盘问;
n. 需求;需要;要求，请求;销路;
vi. 需要;请求;查问;
🗣️ 情景例句
Do you really mean it?
说的可是当真？
He felt his work was not as fulfilling as it could be.
他感觉他的工作并无法使他感到满足。
It was just one of those days!
这就是事事不顺心的那么一天！