Upgradable
a. 能提到更高一级标准的(=upgradeable)
🗣️ 情景例句
I work on the school magazine.
我在校杂志社工作。
Storms make trees take deeper roots.
风暴使树木深深扎根。
I can't see them there. Did you buy any this morning?
桌子下面没有。你今天早晨买了吗？