If-then system description
[计] \如果-则\系统描述, 蕴含系统描述
🧩 词语组成解析
if
[if]
conj. 如果，倘若;即使;〈口〉是否;假设;
n. 条件，设想;
then
[ðɛn]
adv. 那时;然后;那么;话说回来;
adj. 当时的;那时的;
🗣️ 情景例句
It's bound to happen sooner or later.
这件事迟早要发生。
I leave the house at eight a.m. each day.
我每天在上午8点离开房子。
When you have finished the letter, you make any changes you wish, check it and print it.
当你打完信件，你可以随意修改、检查，然后打印。