Convertibility
n. 可改变性, 可变换, 可兑换\\n[经] 可兑换性
📖 牛津释义
convertibility
n[U]. convertible n car with a roof that can be folded down or removed 摺篷汽车.
🗣️ 情景例句
I don't know.
我也说不上来。
It's hard to say.
很难说。
Work on it had begun before my sister left.
这栋房子在我姐姐离开之前就已动工了，