Staged vehicle
多级火箭
🧩 词语组成解析
a. 分期的
🗣️ 情景例句
I know. It will also affect you and your job, if we decide to go.
我知道。假如我们决定去的话， 也会影响到你和你的工作。
How do you do?
你好
it is both simple and elegant, fulfilling its designer's dream to create 'an enormous object drawn as faintly as possible'.
但它的结构简单，造型优美，实现了设计者企图创造一个“尽量用细线条勾画出一个庞然大物”的梦想。