convertible|convertibles

他驾驶着敞篷车。

He is driving a ___convertible.

夏天开敞篷车兜风特别舒服。

It's especially nice to ride in ___convertibles during summer.

这张桌子是可变形的，可以展开成更大的工作台。

This table is ___convertible and can be expanded into a larger workspace.