Upgradable
a. 能提到更高一级标准的(=upgradeable)
🗣️ 情景例句
I can't wait to tell Richard!
我简直迫不及待想告诉Richard！
Let's go out to the airport. The plane landed ten minutes ago.
让我们去机场。 飞机在10分钟前降落。
All he knew was that his African ancestor taught his son and grandson the words in his own language for river and guitar.
他所知道的只是非洲祖先用自己的语言教给儿孙们的“江”和“吉他”这两个词。