Serial and rotation
[经] (电报密押的)次数和转数
🧩 词语组成解析
serial
['siəriəl;'siriəl]
adj. 连续的;连载的;顺序排列的;分期偿付的;
n. 连载小说;电视连续剧;定期刊物;[军]行军梯队;
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
🗣️ 情景例句
We had a cat when I was eight years old.
我八岁时养过一只猫。
It'll take almost all my savings to buy the ticket.
买票将花了我几乎所有的积蓄。
The next evening the man upstairs came home from work late as usual.
第二天晚上，楼上人和平时一样很晚才下班回家。