System constants
[计] 系统常数
🧩 词语组成解析
n. 常量, 常数；物理常数（constant的复数）
🗣️ 情景例句
She is sleeping here so she won't have to travel from Riverdale in the morning.
她晚上住在这儿，免得早上从Riverdale赶过来。
You roll my log and I'll roll yours.
互相吹嘘。
Most business letters around the world are written in English.
世界上大多数商务信函都是用英语写的。