问题描述：
ink应该是不可数的吧,但是我在高中英语书第三册第四单元看到一个句子ink用了复数形式,
这个句子是：Chinese painting is known for its brush drawings in black (inks) and natural colours.
这个句子是：Chinese painting is known for its brush drawings in black (inks) and natural colours.
问题解答：
我来补答展开全文阅读