Sois
[计]= Space Object Identification System,航天[空间]目标识别系统
🗣️ 情景例句
Whose woods these are I think I know.
这是谁的林子， 我想我知道。
We guarantee quality products which can stand fierce competition.
我们保证提供能经得起激烈竞争的高质量产品。
The airport was built years ago, but for some reason it could not be used then.
机场是许多年前建的，但由于某种原因当时未能启用。