| 释义 |
rocket scienceBrE /ˈrɒkɪt saɪəns/NAmE /ˈrɑːkɪt saɪəns/ noun [U]  ●it's not ˈrocket science(informal) used to emphasize that sth is easy to do or understand 并非难事；不是很复杂 SYN brain surgery ◆Go on, you can do it. It's not exactly rocket science, is it? 继续干，你能做得到的。这并非难事，对吧？ |